Home / 87,957.87-132,113.28-52,488.38

Finding the Fourth Proportional to 87,957.87, 132,113.28 and 52,488.38

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Solution

The fourth proportional to 87,957.87, 132,113.28 and 52,488.38 is: 78,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,957.87 : 132,113.28 = 52,488.38 : x
  2. Step 2: Convert to fraction form
    87,957.87/132,113.28 = 52,488.38/x
  3. Step 3: Cross multiply
    87,957.87x = 132,113.28 × 52,488.38
  4. Step 4: Simplify right side
    87,957.87x = 6,934,412,043.69
  5. Step 5: Solve for x
    x = 6,934,412,043.69/87,957.87
  6. Step 6: Final answer
    x = 78,837.88

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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.