Home / 87,616.60-131,443.62-32,212.60

Finding the Fourth Proportional to 87,616.60, 131,443.62 and 32,212.60

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Solution

The fourth proportional to 87,616.60, 131,443.62 and 32,212.60 is: 48,325.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,616.60 : 131,443.62 = 32,212.60 : x
  2. Step 2: Convert to fraction form
    87,616.60/131,443.62 = 32,212.60/x
  3. Step 3: Cross multiply
    87,616.60x = 131,443.62 × 32,212.60
  4. Step 4: Simplify right side
    87,616.60x = 4,234,140,753.61
  5. Step 5: Solve for x
    x = 4,234,140,753.61/87,616.60
  6. Step 6: Final answer
    x = 48,325.78

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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.