SOLUTION: PLEASE HELP ME TO SOLVE THIS EQUATION. Find the the third term in a proportion whose first, second, and fourth terms are 6, 15,10, respectively.

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Question 85857: PLEASE HELP ME TO SOLVE THIS EQUATION. Find the the third term in a proportion whose first, second, and fourth terms are 6, 15,10, respectively.
Answer by Earlsdon(6103) About Me  (Show Source):
You can put this solution on YOUR website!
Solve the proportion:
6%2F15+=+x%2F10 Multiply both sides by 10.
%2810%29%286%29%2F15+=+x Simplify.
x+=+60%2F15
x+=+4
The third term in the proportion is 4.