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Finding the Fourth Proportional to 168,951.86, 233,060.17 and 108,531.44

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Solution

The fourth proportional to 168,951.86, 233,060.17 and 108,531.44 is: 149,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,951.86 : 233,060.17 = 108,531.44 : x
  2. Step 2: Convert to fraction form
    168,951.86/233,060.17 = 108,531.44/x
  3. Step 3: Cross multiply
    168,951.86x = 233,060.17 × 108,531.44
  4. Step 4: Simplify right side
    168,951.86x = 25,294,355,856.74
  5. Step 5: Solve for x
    x = 25,294,355,856.74/168,951.86
  6. Step 6: Final answer
    x = 149,713.39

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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.