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Finding the Fourth Proportional to 63,426.60, 95,150.70 and 21,863.88

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Solution

The fourth proportional to 63,426.60, 95,150.70 and 21,863.88 is: 32,799.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,426.60 : 95,150.70 = 21,863.88 : x
  2. Step 2: Convert to fraction form
    63,426.60/95,150.70 = 21,863.88/x
  3. Step 3: Cross multiply
    63,426.60x = 95,150.70 × 21,863.88
  4. Step 4: Simplify right side
    63,426.60x = 2,080,363,486.72
  5. Step 5: Solve for x
    x = 2,080,363,486.72/63,426.60
  6. Step 6: Final answer
    x = 32,799.54

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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.