Home / 87,553.60-131,352-25,228.96

Finding the Fourth Proportional to 87,553.60, 131,352 and 25,228.96

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Solution

The fourth proportional to 87,553.60, 131,352 and 25,228.96 is: 37,849.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,553.60 : 131,352 = 25,228.96 : x
  2. Step 2: Convert to fraction form
    87,553.60/131,352 = 25,228.96/x
  3. Step 3: Cross multiply
    87,553.60x = 131,352 × 25,228.96
  4. Step 4: Simplify right side
    87,553.60x = 3,313,874,353.92
  5. Step 5: Solve for x
    x = 3,313,874,353.92/87,553.60
  6. Step 6: Final answer
    x = 37,849.66

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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.