Finding the Third Proportional to 17,755.23 and 39,451.70
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Solution
The third proportional to 17,755.23 and 39,451.70 is: 87,660.75
Step by Step Solution
- Step 1: Write the proportion equation
17,755.23 : 39,451.70 = 39,451.70 : x - Step 2: Convert to fraction form
17,755.23/39,451.70 = 39,451.70/x - Step 3: Cross multiply
17,755.23x = 39,451.70 × 39,451.70 - Step 4: Simplify right side
17,755.23x = 1,556,436,368.98 - Step 5: Solve for x
x = 1,556,436,368.98/17,755.23 - Step 6: Final answer
x = 87,660.75
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.