Home / 57,098.56-85,650.18-15,545.56

Finding the Fourth Proportional to 57,098.56, 85,650.18 and 15,545.56

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Solution

The fourth proportional to 57,098.56, 85,650.18 and 15,545.56 is: 23,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,098.56 : 85,650.18 = 15,545.56 : x
  2. Step 2: Convert to fraction form
    57,098.56/85,650.18 = 15,545.56/x
  3. Step 3: Cross multiply
    57,098.56x = 85,650.18 × 15,545.56
  4. Step 4: Simplify right side
    57,098.56x = 1,331,480,012.20
  5. Step 5: Solve for x
    x = 1,331,480,012.20/57,098.56
  6. Step 6: Final answer
    x = 23,318.98

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1.5x scale

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.