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Finding the Fourth Proportional to 168,397.38, 232,388.60 and 92,945.88

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Solution

The fourth proportional to 168,397.38, 232,388.60 and 92,945.88 is: 128,265.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,397.38 : 232,388.60 = 92,945.88 : x
  2. Step 2: Convert to fraction form
    168,397.38/232,388.60 = 92,945.88/x
  3. Step 3: Cross multiply
    168,397.38x = 232,388.60 × 92,945.88
  4. Step 4: Simplify right side
    168,397.38x = 21,599,562,464.24
  5. Step 5: Solve for x
    x = 21,599,562,464.24/168,397.38
  6. Step 6: Final answer
    x = 128,265.43

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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.