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Finding the Fourth Proportional to 167,758.70, 251,725.52 and 67,992.62

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Solution

The fourth proportional to 167,758.70, 251,725.52 and 67,992.62 is: 102,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,758.70 : 251,725.52 = 67,992.62 : x
  2. Step 2: Convert to fraction form
    167,758.70/251,725.52 = 67,992.62/x
  3. Step 3: Cross multiply
    167,758.70x = 251,725.52 × 67,992.62
  4. Step 4: Simplify right side
    167,758.70x = 17,115,476,537.02
  5. Step 5: Solve for x
    x = 17,115,476,537.02/167,758.70
  6. Step 6: Final answer
    x = 102,024.38

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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.