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Finding the Fourth Proportional to 87,406.49, 131,073.59 and 27,414.96

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Solution

The fourth proportional to 87,406.49, 131,073.59 and 27,414.96 is: 41,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,406.49 : 131,073.59 = 27,414.96 : x
  2. Step 2: Convert to fraction form
    87,406.49/131,073.59 = 27,414.96/x
  3. Step 3: Cross multiply
    87,406.49x = 131,073.59 × 27,414.96
  4. Step 4: Simplify right side
    87,406.49x = 3,593,376,803.92
  5. Step 5: Solve for x
    x = 3,593,376,803.92/87,406.49
  6. Step 6: Final answer
    x = 41,111.10

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