Home / 87,350.20-131,025.30-25,020.70

Finding the Fourth Proportional to 87,350.20, 131,025.30 and 25,020.70

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Solution

The fourth proportional to 87,350.20, 131,025.30 and 25,020.70 is: 37,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,350.20 : 131,025.30 = 25,020.70 : x
  2. Step 2: Convert to fraction form
    87,350.20/131,025.30 = 25,020.70/x
  3. Step 3: Cross multiply
    87,350.20x = 131,025.30 × 25,020.70
  4. Step 4: Simplify right side
    87,350.20x = 3,278,344,723.71
  5. Step 5: Solve for x
    x = 3,278,344,723.71/87,350.20
  6. Step 6: Final answer
    x = 37,531.05

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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.