Home / 87,836.48-131,772.92-35,250.06

Finding the Fourth Proportional to 87,836.48, 131,772.92 and 35,250.06

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Solution

The fourth proportional to 87,836.48, 131,772.92 and 35,250.06 is: 52,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,836.48 : 131,772.92 = 35,250.06 : x
  2. Step 2: Convert to fraction form
    87,836.48/131,772.92 = 35,250.06/x
  3. Step 3: Cross multiply
    87,836.48x = 131,772.92 × 35,250.06
  4. Step 4: Simplify right side
    87,836.48x = 4,645,003,160.12
  5. Step 5: Solve for x
    x = 4,645,003,160.12/87,836.48
  6. Step 6: Final answer
    x = 52,882.39

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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.