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Finding the Fourth Proportional to 167,882.87, 231,677.93 and 92,431.37

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Solution

The fourth proportional to 167,882.87, 231,677.93 and 92,431.37 is: 127,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,882.87 : 231,677.93 = 92,431.37 : x
  2. Step 2: Convert to fraction form
    167,882.87/231,677.93 = 92,431.37/x
  3. Step 3: Cross multiply
    167,882.87x = 231,677.93 × 92,431.37
  4. Step 4: Simplify right side
    167,882.87x = 21,414,306,848.12
  5. Step 5: Solve for x
    x = 21,414,306,848.12/167,882.87
  6. Step 6: Final answer
    x = 127,555.05

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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.