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Finding the Fourth Proportional to 162,149.24, 223,769.59 and 101,722.43

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Solution

The fourth proportional to 162,149.24, 223,769.59 and 101,722.43 is: 140,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,149.24 : 223,769.59 = 101,722.43 : x
  2. Step 2: Convert to fraction form
    162,149.24/223,769.59 = 101,722.43/x
  3. Step 3: Cross multiply
    162,149.24x = 223,769.59 × 101,722.43
  4. Step 4: Simplify right side
    162,149.24x = 22,762,386,760.02
  5. Step 5: Solve for x
    x = 22,762,386,760.02/162,149.24
  6. Step 6: Final answer
    x = 140,379.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.