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Finding the Fourth Proportional to 168,691.10, 232,789.37 and 92,210.38

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Solution

The fourth proportional to 168,691.10, 232,789.37 and 92,210.38 is: 127,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,691.10 : 232,789.37 = 92,210.38 : x
  2. Step 2: Convert to fraction form
    168,691.10/232,789.37 = 92,210.38/x
  3. Step 3: Cross multiply
    168,691.10x = 232,789.37 × 92,210.38
  4. Step 4: Simplify right side
    168,691.10x = 21,465,595,224.64
  5. Step 5: Solve for x
    x = 21,465,595,224.64/168,691.10
  6. Step 6: Final answer
    x = 127,247.95

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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.