Finding the Third Proportional to 39,403.13 and 85,029.75
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Solution
The third proportional to 39,403.13 and 85,029.75 is: 183,489.47
Step by Step Solution
- Step 1: Write the proportion equation
39,403.13 : 85,029.75 = 85,029.75 : x - Step 2: Convert to fraction form
39,403.13/85,029.75 = 85,029.75/x - Step 3: Cross multiply
39,403.13x = 85,029.75 × 85,029.75 - Step 4: Simplify right side
39,403.13x = 7,230,058,385.06 - Step 5: Solve for x
x = 7,230,058,385.06/39,403.13 - Step 6: Final answer
x = 183,489.47
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.