Home / 57,680.20-86,472.30-24,425.80

Finding the Fourth Proportional to 57,680.20, 86,472.30 and 24,425.80

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Solution

The fourth proportional to 57,680.20, 86,472.30 and 24,425.80 is: 36,618.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,680.20 : 86,472.30 = 24,425.80 : x
  2. Step 2: Convert to fraction form
    57,680.20/86,472.30 = 24,425.80/x
  3. Step 3: Cross multiply
    57,680.20x = 86,472.30 × 24,425.80
  4. Step 4: Simplify right side
    57,680.20x = 2,112,155,105.34
  5. Step 5: Solve for x
    x = 2,112,155,105.34/57,680.20
  6. Step 6: Final answer
    x = 36,618.37

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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.