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Finding the Fourth Proportional to 168,238.56, 232,169.28 and 92,791.92

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Solution

The fourth proportional to 168,238.56, 232,169.28 and 92,791.92 is: 128,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,238.56 : 232,169.28 = 92,791.92 : x
  2. Step 2: Convert to fraction form
    168,238.56/232,169.28 = 92,791.92/x
  3. Step 3: Cross multiply
    168,238.56x = 232,169.28 × 92,791.92
  4. Step 4: Simplify right side
    168,238.56x = 21,543,433,256.22
  5. Step 5: Solve for x
    x = 21,543,433,256.22/168,238.56
  6. Step 6: Final answer
    x = 128,052.89

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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.