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Finding the Fourth Proportional to 8,187.52, 12,281.24 and 2,344.12

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Solution

The fourth proportional to 8,187.52, 12,281.24 and 2,344.12 is: 3,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.52 : 12,281.24 = 2,344.12 : x
  2. Step 2: Convert to fraction form
    8,187.52/12,281.24 = 2,344.12/x
  3. Step 3: Cross multiply
    8,187.52x = 12,281.24 × 2,344.12
  4. Step 4: Simplify right side
    8,187.52x = 28,788,700.31
  5. Step 5: Solve for x
    x = 28,788,700.31/8,187.52
  6. Step 6: Final answer
    x = 3,516.17

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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.