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Finding the Fourth Proportional to 41,534.80, 62,323.80 and 18,163.60

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Solution

The fourth proportional to 41,534.80, 62,323.80 and 18,163.60 is: 27,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,534.80 : 62,323.80 = 18,163.60 : x
  2. Step 2: Convert to fraction form
    41,534.80/62,323.80 = 18,163.60/x
  3. Step 3: Cross multiply
    41,534.80x = 62,323.80 × 18,163.60
  4. Step 4: Simplify right side
    41,534.80x = 1,132,024,573.68
  5. Step 5: Solve for x
    x = 1,132,024,573.68/41,534.80
  6. Step 6: Final answer
    x = 27,254.85

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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.