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Finding the Fourth Proportional to 168,760.43, 232,934.08 and 105,060.41

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Solution

The fourth proportional to 168,760.43, 232,934.08 and 105,060.41 is: 145,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,760.43 : 232,934.08 = 105,060.41 : x
  2. Step 2: Convert to fraction form
    168,760.43/232,934.08 = 105,060.41/x
  3. Step 3: Cross multiply
    168,760.43x = 232,934.08 × 105,060.41
  4. Step 4: Simplify right side
    168,760.43x = 24,472,149,590.94
  5. Step 5: Solve for x
    x = 24,472,149,590.94/168,760.43
  6. Step 6: Final answer
    x = 145,011.18

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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.