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Finding the Fourth Proportional to 8,659.56, 11,949.02 and 4,882.44

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Solution

The fourth proportional to 8,659.56, 11,949.02 and 4,882.44 is: 6,737.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659.56 : 11,949.02 = 4,882.44 : x
  2. Step 2: Convert to fraction form
    8,659.56/11,949.02 = 4,882.44/x
  3. Step 3: Cross multiply
    8,659.56x = 11,949.02 × 4,882.44
  4. Step 4: Simplify right side
    8,659.56x = 58,340,373.21
  5. Step 5: Solve for x
    x = 58,340,373.21/8,659.56
  6. Step 6: Final answer
    x = 6,737.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.