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Finding the Fourth Proportional to 168,691.67, 232,794.52 and 92,211.07

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Solution

The fourth proportional to 168,691.67, 232,794.52 and 92,211.07 is: 127,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,691.67 : 232,794.52 = 92,211.07 : x
  2. Step 2: Convert to fraction form
    168,691.67/232,794.52 = 92,211.07/x
  3. Step 3: Cross multiply
    168,691.67x = 232,794.52 × 92,211.07
  4. Step 4: Simplify right side
    168,691.67x = 21,466,231,403.31
  5. Step 5: Solve for x
    x = 21,466,231,403.31/168,691.67
  6. Step 6: Final answer
    x = 127,251.28

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1.5x scale

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.