Home / 87,468.12-131,177.88-24,273.72

Finding the Fourth Proportional to 87,468.12, 131,177.88 and 24,273.72

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Solution

The fourth proportional to 87,468.12, 131,177.88 and 24,273.72 is: 36,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,468.12 : 131,177.88 = 24,273.72 : x
  2. Step 2: Convert to fraction form
    87,468.12/131,177.88 = 24,273.72/x
  3. Step 3: Cross multiply
    87,468.12x = 131,177.88 × 24,273.72
  4. Step 4: Simplify right side
    87,468.12x = 3,184,175,129.31
  5. Step 5: Solve for x
    x = 3,184,175,129.31/87,468.12
  6. Step 6: Final answer
    x = 36,403.84

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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.