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Finding the Fourth Proportional to 63,722.60, 95,583.90 and 22,169.60

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Solution

The fourth proportional to 63,722.60, 95,583.90 and 22,169.60 is: 33,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,722.60 : 95,583.90 = 22,169.60 : x
  2. Step 2: Convert to fraction form
    63,722.60/95,583.90 = 22,169.60/x
  3. Step 3: Cross multiply
    63,722.60x = 95,583.90 × 22,169.60
  4. Step 4: Simplify right side
    63,722.60x = 2,119,056,829.44
  5. Step 5: Solve for x
    x = 2,119,056,829.44/63,722.60
  6. Step 6: Final answer
    x = 33,254.40

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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.