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Finding the Fourth Proportional to 168,625.70, 232,704.06 and 92,144.79

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Solution

The fourth proportional to 168,625.70, 232,704.06 and 92,144.79 is: 127,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,625.70 : 232,704.06 = 92,144.79 : x
  2. Step 2: Convert to fraction form
    168,625.70/232,704.06 = 92,144.79/x
  3. Step 3: Cross multiply
    168,625.70x = 232,704.06 × 92,144.79
  4. Step 4: Simplify right side
    168,625.70x = 21,442,465,577.33
  5. Step 5: Solve for x
    x = 21,442,465,577.33/168,625.70
  6. Step 6: Final answer
    x = 127,160.13

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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.