Home / 87,385.06-131,056.28-24,203.55

Finding the Fourth Proportional to 87,385.06, 131,056.28 and 24,203.55

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Solution

The fourth proportional to 87,385.06, 131,056.28 and 24,203.55 is: 36,299.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,385.06 : 131,056.28 = 24,203.55 : x
  2. Step 2: Convert to fraction form
    87,385.06/131,056.28 = 24,203.55/x
  3. Step 3: Cross multiply
    87,385.06x = 131,056.28 × 24,203.55
  4. Step 4: Simplify right side
    87,385.06x = 3,172,027,225.79
  5. Step 5: Solve for x
    x = 3,172,027,225.79/87,385.06
  6. Step 6: Final answer
    x = 36,299.42

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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.