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Finding the Third Proportional to 87,253.88 and 131,608.13

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Solution

The third proportional to 87,253.88 and 131,608.13 is: 198,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,253.88 : 131,608.13 = 131,608.13 : x
  2. Step 2: Convert to fraction form
    87,253.88/131,608.13 = 131,608.13/x
  3. Step 3: Cross multiply
    87,253.88x = 131,608.13 × 131,608.13
  4. Step 4: Simplify right side
    87,253.88x = 17,320,698,566.02
  5. Step 5: Solve for x
    x = 17,320,698,566.02/87,253.88
  6. Step 6: Final answer
    x = 198,509.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.