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Finding the Fourth Proportional to 22,097.52, 30,493.68 and 12,659.52

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Solution

The fourth proportional to 22,097.52, 30,493.68 and 12,659.52 is: 17,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,097.52 : 30,493.68 = 12,659.52 : x
  2. Step 2: Convert to fraction form
    22,097.52/30,493.68 = 12,659.52/x
  3. Step 3: Cross multiply
    22,097.52x = 30,493.68 × 12,659.52
  4. Step 4: Simplify right side
    22,097.52x = 386,035,351.83
  5. Step 5: Solve for x
    x = 386,035,351.83/22,097.52
  6. Step 6: Final answer
    x = 17,469.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.