Home / 87,737.24-131,603.70-27,769.88

Finding the Fourth Proportional to 87,737.24, 131,603.70 and 27,769.88

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Solution

The fourth proportional to 87,737.24, 131,603.70 and 27,769.88 is: 41,654.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,737.24 : 131,603.70 = 27,769.88 : x
  2. Step 2: Convert to fraction form
    87,737.24/131,603.70 = 27,769.88/x
  3. Step 3: Cross multiply
    87,737.24x = 131,603.70 × 27,769.88
  4. Step 4: Simplify right side
    87,737.24x = 3,654,618,956.56
  5. Step 5: Solve for x
    x = 3,654,618,956.56/87,737.24
  6. Step 6: Final answer
    x = 41,654.14

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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.