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Finding the Fourth Proportional to 167,321.46, 250,963.82 and 48,993.96

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Solution

The fourth proportional to 167,321.46, 250,963.82 and 48,993.96 is: 73,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,321.46 : 250,963.82 = 48,993.96 : x
  2. Step 2: Convert to fraction form
    167,321.46/250,963.82 = 48,993.96/x
  3. Step 3: Cross multiply
    167,321.46x = 250,963.82 × 48,993.96
  4. Step 4: Simplify right side
    167,321.46x = 12,295,711,358.53
  5. Step 5: Solve for x
    x = 12,295,711,358.53/167,321.46
  6. Step 6: Final answer
    x = 73,485.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.