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Finding the Fourth Proportional to 174,369.43, 240,567.87 and 113,974.89

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Solution

The fourth proportional to 174,369.43, 240,567.87 and 113,974.89 is: 157,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,369.43 : 240,567.87 = 113,974.89 : x
  2. Step 2: Convert to fraction form
    174,369.43/240,567.87 = 113,974.89/x
  3. Step 3: Cross multiply
    174,369.43x = 240,567.87 × 113,974.89
  4. Step 4: Simplify right side
    174,369.43x = 27,418,696,520.78
  5. Step 5: Solve for x
    x = 27,418,696,520.78/174,369.43
  6. Step 6: Final answer
    x = 157,244.86

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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.