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Finding the Fourth Proportional to 33.72, 46.48 and 26.44

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Solution

The fourth proportional to 33.72, 46.48 and 26.44 is: 36.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.72 : 46.48 = 26.44 : x
  2. Step 2: Convert to fraction form
    33.72/46.48 = 26.44/x
  3. Step 3: Cross multiply
    33.72x = 46.48 × 26.44
  4. Step 4: Simplify right side
    33.72x = 1,228.93
  5. Step 5: Solve for x
    x = 1,228.93/33.72
  6. Step 6: Final answer
    x = 36.45

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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.