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Finding the Fourth Proportional to 167,247.74, 250,879.90 and 67,394.58

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Solution

The fourth proportional to 167,247.74, 250,879.90 and 67,394.58 is: 101,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,247.74 : 250,879.90 = 67,394.58 : x
  2. Step 2: Convert to fraction form
    167,247.74/250,879.90 = 67,394.58/x
  3. Step 3: Cross multiply
    167,247.74x = 250,879.90 × 67,394.58
  4. Step 4: Simplify right side
    167,247.74x = 16,907,945,490.94
  5. Step 5: Solve for x
    x = 16,907,945,490.94/167,247.74
  6. Step 6: Final answer
    x = 101,095.21

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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.