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Finding the Fourth Proportional to 63,861.93, 95,764.10 and 19,494.09

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Solution

The fourth proportional to 63,861.93, 95,764.10 and 19,494.09 is: 29,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,861.93 : 95,764.10 = 19,494.09 : x
  2. Step 2: Convert to fraction form
    63,861.93/95,764.10 = 19,494.09/x
  3. Step 3: Cross multiply
    63,861.93x = 95,764.10 × 19,494.09
  4. Step 4: Simplify right side
    63,861.93x = 1,866,833,886.70
  5. Step 5: Solve for x
    x = 1,866,833,886.70/63,861.93
  6. Step 6: Final answer
    x = 29,232.34

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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.