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Finding the Fourth Proportional to 167,677.98, 231,399.99 and 92,228.46

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Solution

The fourth proportional to 167,677.98, 231,399.99 and 92,228.46 is: 127,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,677.98 : 231,399.99 = 92,228.46 : x
  2. Step 2: Convert to fraction form
    167,677.98/231,399.99 = 92,228.46/x
  3. Step 3: Cross multiply
    167,677.98x = 231,399.99 × 92,228.46
  4. Step 4: Simplify right side
    167,677.98x = 21,341,664,721.72
  5. Step 5: Solve for x
    x = 21,341,664,721.72/167,677.98
  6. Step 6: Final answer
    x = 127,277.68

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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.