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Finding the Fourth Proportional to 8,147.52, 12,224.40 and 3,468.48

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Solution

The fourth proportional to 8,147.52, 12,224.40 and 3,468.48 is: 5,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.52 : 12,224.40 = 3,468.48 : x
  2. Step 2: Convert to fraction form
    8,147.52/12,224.40 = 3,468.48/x
  3. Step 3: Cross multiply
    8,147.52x = 12,224.40 × 3,468.48
  4. Step 4: Simplify right side
    8,147.52x = 42,400,086.91
  5. Step 5: Solve for x
    x = 42,400,086.91/8,147.52
  6. Step 6: Final answer
    x = 5,204.05

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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.