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Finding the Fourth Proportional to 168,802, 232,937.28 and 92,305.92

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Solution

The fourth proportional to 168,802, 232,937.28 and 92,305.92 is: 127,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,802 : 232,937.28 = 92,305.92 : x
  2. Step 2: Convert to fraction form
    168,802/232,937.28 = 92,305.92/x
  3. Step 3: Cross multiply
    168,802x = 232,937.28 × 92,305.92
  4. Step 4: Simplify right side
    168,802x = 21,501,489,932.70
  5. Step 5: Solve for x
    x = 21,501,489,932.70/168,802
  6. Step 6: Final answer
    x = 127,376.99

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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.