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Finding the Fourth Proportional to 167,894.96, 231,695.26 and 92,443.46

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Solution

The fourth proportional to 167,894.96, 231,695.26 and 92,443.46 is: 127,572.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,894.96 : 231,695.26 = 92,443.46 : x
  2. Step 2: Convert to fraction form
    167,894.96/231,695.26 = 92,443.46/x
  3. Step 3: Cross multiply
    167,894.96x = 231,695.26 × 92,443.46
  4. Step 4: Simplify right side
    167,894.96x = 21,418,711,500.00
  5. Step 5: Solve for x
    x = 21,418,711,500.00/167,894.96
  6. Step 6: Final answer
    x = 127,572.09

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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.