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Finding the Fourth Proportional to 182,618.55, 252,008.76 and 102,046.73

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Solution

The fourth proportional to 182,618.55, 252,008.76 and 102,046.73 is: 140,821.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,618.55 : 252,008.76 = 102,046.73 : x
  2. Step 2: Convert to fraction form
    182,618.55/252,008.76 = 102,046.73/x
  3. Step 3: Cross multiply
    182,618.55x = 252,008.76 × 102,046.73
  4. Step 4: Simplify right side
    182,618.55x = 25,716,670,136.70
  5. Step 5: Solve for x
    x = 25,716,670,136.70/182,618.55
  6. Step 6: Final answer
    x = 140,821.79

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Why These Related Problems?

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