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Finding the Fourth Proportional to 33, 49.44 and 23.85

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Solution

The fourth proportional to 33, 49.44 and 23.85 is: 35.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33 : 49.44 = 23.85 : x
  2. Step 2: Convert to fraction form
    33/49.44 = 23.85/x
  3. Step 3: Cross multiply
    33x = 49.44 × 23.85
  4. Step 4: Simplify right side
    33x = 1,179.14
  5. Step 5: Solve for x
    x = 1,179.14/33
  6. Step 6: Final answer
    x = 35.73

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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.