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Finding the Fourth Proportional to 41,757, 62,635.44 and 12,174.20

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Solution

The fourth proportional to 41,757, 62,635.44 and 12,174.20 is: 18,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,757 : 62,635.44 = 12,174.20 : x
  2. Step 2: Convert to fraction form
    41,757/62,635.44 = 12,174.20/x
  3. Step 3: Cross multiply
    41,757x = 62,635.44 × 12,174.20
  4. Step 4: Simplify right side
    41,757x = 762,536,373.65
  5. Step 5: Solve for x
    x = 762,536,373.65/41,757
  6. Step 6: Final answer
    x = 18,261.28

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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.