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Finding the Fourth Proportional to 168,508.92, 232,542 and 96,902.76

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Solution

The fourth proportional to 168,508.92, 232,542 and 96,902.76 is: 133,725.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,508.92 : 232,542 = 96,902.76 : x
  2. Step 2: Convert to fraction form
    168,508.92/232,542 = 96,902.76/x
  3. Step 3: Cross multiply
    168,508.92x = 232,542 × 96,902.76
  4. Step 4: Simplify right side
    168,508.92x = 22,533,961,615.92
  5. Step 5: Solve for x
    x = 22,533,961,615.92/168,508.92
  6. Step 6: Final answer
    x = 133,725.63

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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.