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Finding the Fourth Proportional to 29,027.19, 43,539.88 and 8,250.69

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Solution

The fourth proportional to 29,027.19, 43,539.88 and 8,250.69 is: 12,375.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,027.19 : 43,539.88 = 8,250.69 : x
  2. Step 2: Convert to fraction form
    29,027.19/43,539.88 = 8,250.69/x
  3. Step 3: Cross multiply
    29,027.19x = 43,539.88 × 8,250.69
  4. Step 4: Simplify right side
    29,027.19x = 359,234,052.52
  5. Step 5: Solve for x
    x = 359,234,052.52/29,027.19
  6. Step 6: Final answer
    x = 12,375.78

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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.