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Finding the Fourth Proportional to 110,562.20, 165,843.30 and 36,680.60

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Solution

The fourth proportional to 110,562.20, 165,843.30 and 36,680.60 is: 55,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,562.20 : 165,843.30 = 36,680.60 : x
  2. Step 2: Convert to fraction form
    110,562.20/165,843.30 = 36,680.60/x
  3. Step 3: Cross multiply
    110,562.20x = 165,843.30 × 36,680.60
  4. Step 4: Simplify right side
    110,562.20x = 6,083,231,749.98
  5. Step 5: Solve for x
    x = 6,083,231,749.98/110,562.20
  6. Step 6: Final answer
    x = 55,020.90

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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.