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Finding the Fourth Proportional to 193,898.82, 267,471.11 and 116,354.42

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Solution

The fourth proportional to 193,898.82, 267,471.11 and 116,354.42 is: 160,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,898.82 : 267,471.11 = 116,354.42 : x
  2. Step 2: Convert to fraction form
    193,898.82/267,471.11 = 116,354.42/x
  3. Step 3: Cross multiply
    193,898.82x = 267,471.11 × 116,354.42
  4. Step 4: Simplify right side
    193,898.82x = 31,121,443,951.68
  5. Step 5: Solve for x
    x = 31,121,443,951.68/193,898.82
  6. Step 6: Final answer
    x = 160,503.52

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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.