Home / 57,154.96-85,864.20-54,793.04

Finding the Fourth Proportional to 57,154.96, 85,864.20 and 54,793.04

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Solution

The fourth proportional to 57,154.96, 85,864.20 and 54,793.04 is: 82,315.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,154.96 : 85,864.20 = 54,793.04 : x
  2. Step 2: Convert to fraction form
    57,154.96/85,864.20 = 54,793.04/x
  3. Step 3: Cross multiply
    57,154.96x = 85,864.20 × 54,793.04
  4. Step 4: Simplify right side
    57,154.96x = 4,704,760,545.17
  5. Step 5: Solve for x
    x = 4,704,760,545.17/57,154.96
  6. Step 6: Final answer
    x = 82,315.88

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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.