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Finding the Fourth Proportional to 116.88, 175.38 and 44.73

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Solution

The fourth proportional to 116.88, 175.38 and 44.73 is: 67.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    116.88 : 175.38 = 44.73 : x
  2. Step 2: Convert to fraction form
    116.88/175.38 = 44.73/x
  3. Step 3: Cross multiply
    116.88x = 175.38 × 44.73
  4. Step 4: Simplify right side
    116.88x = 7,844.75
  5. Step 5: Solve for x
    x = 7,844.75/116.88
  6. Step 6: Final answer
    x = 67.12

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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.