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Finding the Fourth Proportional to 101,173.88, 151,768.17 and 38,844.38

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Solution

The fourth proportional to 101,173.88, 151,768.17 and 38,844.38 is: 58,269.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,173.88 : 151,768.17 = 38,844.38 : x
  2. Step 2: Convert to fraction form
    101,173.88/151,768.17 = 38,844.38/x
  3. Step 3: Cross multiply
    101,173.88x = 151,768.17 × 38,844.38
  4. Step 4: Simplify right side
    101,173.88x = 5,895,339,708.54
  5. Step 5: Solve for x
    x = 5,895,339,708.54/101,173.88
  6. Step 6: Final answer
    x = 58,269.39

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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.