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Finding the Fourth Proportional to 33.61, 46.36 and 23.27

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Solution

The fourth proportional to 33.61, 46.36 and 23.27 is: 32.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.61 : 46.36 = 23.27 : x
  2. Step 2: Convert to fraction form
    33.61/46.36 = 23.27/x
  3. Step 3: Cross multiply
    33.61x = 46.36 × 23.27
  4. Step 4: Simplify right side
    33.61x = 1,078.45
  5. Step 5: Solve for x
    x = 1,078.45/33.61
  6. Step 6: Final answer
    x = 32.09

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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.