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Finding the Fourth Proportional to 10,042.85, 15,049.83 and 5,651.03

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Solution

The fourth proportional to 10,042.85, 15,049.83 and 5,651.03 is: 8,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.85 : 15,049.83 = 5,651.03 : x
  2. Step 2: Convert to fraction form
    10,042.85/15,049.83 = 5,651.03/x
  3. Step 3: Cross multiply
    10,042.85x = 15,049.83 × 5,651.03
  4. Step 4: Simplify right side
    10,042.85x = 85,047,099.64
  5. Step 5: Solve for x
    x = 85,047,099.64/10,042.85
  6. Step 6: Final answer
    x = 8,468.42

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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.