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Finding the Fourth Proportional to 41,861.92, 62,741.80 and 23,141.20

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Solution

The fourth proportional to 41,861.92, 62,741.80 and 23,141.20 is: 34,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,861.92 : 62,741.80 = 23,141.20 : x
  2. Step 2: Convert to fraction form
    41,861.92/62,741.80 = 23,141.20/x
  3. Step 3: Cross multiply
    41,861.92x = 62,741.80 × 23,141.20
  4. Step 4: Simplify right side
    41,861.92x = 1,451,920,542.16
  5. Step 5: Solve for x
    x = 1,451,920,542.16/41,861.92
  6. Step 6: Final answer
    x = 34,683.56

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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.