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Finding the Fourth Proportional to 166,879.20, 250,343.10 and 54,532.20

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Solution

The fourth proportional to 166,879.20, 250,343.10 and 54,532.20 is: 81,806.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,879.20 : 250,343.10 = 54,532.20 : x
  2. Step 2: Convert to fraction form
    166,879.20/250,343.10 = 54,532.20/x
  3. Step 3: Cross multiply
    166,879.20x = 250,343.10 × 54,532.20
  4. Step 4: Simplify right side
    166,879.20x = 13,651,759,997.82
  5. Step 5: Solve for x
    x = 13,651,759,997.82/166,879.20
  6. Step 6: Final answer
    x = 81,806.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.