Home / 87,892.52-131,838.78-50,982.44

Finding the Fourth Proportional to 87,892.52, 131,838.78 and 50,982.44

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Solution

The fourth proportional to 87,892.52, 131,838.78 and 50,982.44 is: 76,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,892.52 : 131,838.78 = 50,982.44 : x
  2. Step 2: Convert to fraction form
    87,892.52/131,838.78 = 50,982.44/x
  3. Step 3: Cross multiply
    87,892.52x = 131,838.78 × 50,982.44
  4. Step 4: Simplify right side
    87,892.52x = 6,721,462,691.02
  5. Step 5: Solve for x
    x = 6,721,462,691.02/87,892.52
  6. Step 6: Final answer
    x = 76,473.66

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1.5x scale

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.