This is the 6015th most frequent Arabic word.
وبالتالي
"Therefore" or "consequently."
The word "وبالتالي" here is used to indicate a consequence or result of the previous statement.
أنا لم أدرس جيدًا للامتحان، وبالتالي لم أنجح.
I did not study well for the exam, and therefore I did not succeed.
"وبالتالي" in this sentence is connecting the cause (the road closure) to its consequence (the choice of another route).
الطريق مغلقة بسبب الحادث، وبالتالي علينا أن نسلك طريقًا آخر.
The road is closed due to the accident, and therefore we have to take another route.
Here, "وبالتالي" is used to link the description of the product's quality to the resulting action of returning it.