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Finding the Fourth Proportional to 169,397.73, 253,757.78 and 101,892.49

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Solution

The fourth proportional to 169,397.73, 253,757.78 and 101,892.49 is: 152,634.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,397.73 : 253,757.78 = 101,892.49 : x
  2. Step 2: Convert to fraction form
    169,397.73/253,757.78 = 101,892.49/x
  3. Step 3: Cross multiply
    169,397.73x = 253,757.78 × 101,892.49
  4. Step 4: Simplify right side
    169,397.73x = 25,856,010,792.28
  5. Step 5: Solve for x
    x = 25,856,010,792.28/169,397.73
  6. Step 6: Final answer
    x = 152,634.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.