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Finding the Fourth Proportional to 167,843.99, 251,766.07 and 55,524.21

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Solution

The fourth proportional to 167,843.99, 251,766.07 and 55,524.21 is: 83,286.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,843.99 : 251,766.07 = 55,524.21 : x
  2. Step 2: Convert to fraction form
    167,843.99/251,766.07 = 55,524.21/x
  3. Step 3: Cross multiply
    167,843.99x = 251,766.07 × 55,524.21
  4. Step 4: Simplify right side
    167,843.99x = 13,979,111,058.62
  5. Step 5: Solve for x
    x = 13,979,111,058.62/167,843.99
  6. Step 6: Final answer
    x = 83,286.34

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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.