Finding the Third Proportional to 61,156.13 and 86,122.13
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Solution
The third proportional to 61,156.13 and 86,122.13 is: 121,280.09
Step by Step Solution
- Step 1: Write the proportion equation
61,156.13 : 86,122.13 = 86,122.13 : x - Step 2: Convert to fraction form
61,156.13/86,122.13 = 86,122.13/x - Step 3: Cross multiply
61,156.13x = 86,122.13 × 86,122.13 - Step 4: Simplify right side
61,156.13x = 7,417,020,414.52 - Step 5: Solve for x
x = 7,417,020,414.52/61,156.13 - Step 6: Final answer
x = 121,280.09
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.