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Finding the Fourth Proportional to 7,068.52, 9,753.82 and 3,924.12

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Solution

The fourth proportional to 7,068.52, 9,753.82 and 3,924.12 is: 5,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.52 : 9,753.82 = 3,924.12 : x
  2. Step 2: Convert to fraction form
    7,068.52/9,753.82 = 3,924.12/x
  3. Step 3: Cross multiply
    7,068.52x = 9,753.82 × 3,924.12
  4. Step 4: Simplify right side
    7,068.52x = 38,275,160.14
  5. Step 5: Solve for x
    x = 38,275,160.14/7,068.52
  6. Step 6: Final answer
    x = 5,414.88

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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.