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Finding the Fourth Proportional to 63,871.03, 95,818.17 and 21,748.96

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Solution

The fourth proportional to 63,871.03, 95,818.17 and 21,748.96 is: 32,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,871.03 : 95,818.17 = 21,748.96 : x
  2. Step 2: Convert to fraction form
    63,871.03/95,818.17 = 21,748.96/x
  3. Step 3: Cross multiply
    63,871.03x = 95,818.17 × 21,748.96
  4. Step 4: Simplify right side
    63,871.03x = 2,083,945,546.60
  5. Step 5: Solve for x
    x = 2,083,945,546.60/63,871.03
  6. Step 6: Final answer
    x = 32,627.40

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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.