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Finding the Fourth Proportional to 8,337.03, 12,480.60 and 5,040.15

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Solution

The fourth proportional to 8,337.03, 12,480.60 and 5,040.15 is: 7,545.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.03 : 12,480.60 = 5,040.15 : x
  2. Step 2: Convert to fraction form
    8,337.03/12,480.60 = 5,040.15/x
  3. Step 3: Cross multiply
    8,337.03x = 12,480.60 × 5,040.15
  4. Step 4: Simplify right side
    8,337.03x = 62,904,096.09
  5. Step 5: Solve for x
    x = 62,904,096.09/8,337.03
  6. Step 6: Final answer
    x = 7,545.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.