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Finding the Fourth Proportional to 10,073.62, 15,115.38 and 4,530.88

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Solution

The fourth proportional to 10,073.62, 15,115.38 and 4,530.88 is: 6,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.62 : 15,115.38 = 4,530.88 : x
  2. Step 2: Convert to fraction form
    10,073.62/15,115.38 = 4,530.88/x
  3. Step 3: Cross multiply
    10,073.62x = 15,115.38 × 4,530.88
  4. Step 4: Simplify right side
    10,073.62x = 68,485,972.93
  5. Step 5: Solve for x
    x = 68,485,972.93/10,073.62
  6. Step 6: Final answer
    x = 6,798.55

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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.