Home / 87,601.50-131,404.68-25,272

Finding the Fourth Proportional to 87,601.50, 131,404.68 and 25,272

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Solution

The fourth proportional to 87,601.50, 131,404.68 and 25,272 is: 37,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,601.50 : 131,404.68 = 25,272 : x
  2. Step 2: Convert to fraction form
    87,601.50/131,404.68 = 25,272/x
  3. Step 3: Cross multiply
    87,601.50x = 131,404.68 × 25,272
  4. Step 4: Simplify right side
    87,601.50x = 3,320,859,072.96
  5. Step 5: Solve for x
    x = 3,320,859,072.96/87,601.50
  6. Step 6: Final answer
    x = 37,908.70

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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.