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Finding the Fourth Proportional to 33.53, 46.23 and 27.73

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Solution

The fourth proportional to 33.53, 46.23 and 27.73 is: 38.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.53 : 46.23 = 27.73 : x
  2. Step 2: Convert to fraction form
    33.53/46.23 = 27.73/x
  3. Step 3: Cross multiply
    33.53x = 46.23 × 27.73
  4. Step 4: Simplify right side
    33.53x = 1,281.73
  5. Step 5: Solve for x
    x = 1,281.73/33.53
  6. Step 6: Final answer
    x = 38.23

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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.