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Finding the Fourth Proportional to 29,013.68, 43,520.52 and 9,292.16

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Solution

The fourth proportional to 29,013.68, 43,520.52 and 9,292.16 is: 13,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,013.68 : 43,520.52 = 9,292.16 : x
  2. Step 2: Convert to fraction form
    29,013.68/43,520.52 = 9,292.16/x
  3. Step 3: Cross multiply
    29,013.68x = 43,520.52 × 9,292.16
  4. Step 4: Simplify right side
    29,013.68x = 404,399,635.12
  5. Step 5: Solve for x
    x = 404,399,635.12/29,013.68
  6. Step 6: Final answer
    x = 13,938.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.