Home / 87,622.60-131,452.62-32,218.60

Finding the Fourth Proportional to 87,622.60, 131,452.62 and 32,218.60

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Solution

The fourth proportional to 87,622.60, 131,452.62 and 32,218.60 is: 48,334.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,622.60 : 131,452.62 = 32,218.60 : x
  2. Step 2: Convert to fraction form
    87,622.60/131,452.62 = 32,218.60/x
  3. Step 3: Cross multiply
    87,622.60x = 131,452.62 × 32,218.60
  4. Step 4: Simplify right side
    87,622.60x = 4,235,219,382.73
  5. Step 5: Solve for x
    x = 4,235,219,382.73/87,622.60
  6. Step 6: Final answer
    x = 48,334.78

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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.