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Finding the Fourth Proportional to 8,872.71, 13,310.28 and 3,027.75

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Solution

The fourth proportional to 8,872.71, 13,310.28 and 3,027.75 is: 4,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.71 : 13,310.28 = 3,027.75 : x
  2. Step 2: Convert to fraction form
    8,872.71/13,310.28 = 3,027.75/x
  3. Step 3: Cross multiply
    8,872.71x = 13,310.28 × 3,027.75
  4. Step 4: Simplify right side
    8,872.71x = 40,300,200.27
  5. Step 5: Solve for x
    x = 40,300,200.27/8,872.71
  6. Step 6: Final answer
    x = 4,542.04

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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.