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Finding the Fourth Proportional to 50.74, 69.96 and 44.94

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Solution

The fourth proportional to 50.74, 69.96 and 44.94 is: 61.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.74 : 69.96 = 44.94 : x
  2. Step 2: Convert to fraction form
    50.74/69.96 = 44.94/x
  3. Step 3: Cross multiply
    50.74x = 69.96 × 44.94
  4. Step 4: Simplify right side
    50.74x = 3,144.00
  5. Step 5: Solve for x
    x = 3,144.00/50.74
  6. Step 6: Final answer
    x = 61.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.