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Finding the Fourth Proportional to 167,380.70, 251,043.33 and 55,062.32

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Solution

The fourth proportional to 167,380.70, 251,043.33 and 55,062.32 is: 82,584.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,380.70 : 251,043.33 = 55,062.32 : x
  2. Step 2: Convert to fraction form
    167,380.70/251,043.33 = 55,062.32/x
  3. Step 3: Cross multiply
    167,380.70x = 251,043.33 × 55,062.32
  4. Step 4: Simplify right side
    167,380.70x = 13,823,027,121.59
  5. Step 5: Solve for x
    x = 13,823,027,121.59/167,380.70
  6. Step 6: Final answer
    x = 82,584.36

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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.