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Finding the Fourth Proportional to 33.28, 46.04 and 26.96

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Solution

The fourth proportional to 33.28, 46.04 and 26.96 is: 37.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.28 : 46.04 = 26.96 : x
  2. Step 2: Convert to fraction form
    33.28/46.04 = 26.96/x
  3. Step 3: Cross multiply
    33.28x = 46.04 × 26.96
  4. Step 4: Simplify right side
    33.28x = 1,241.24
  5. Step 5: Solve for x
    x = 1,241.24/33.28
  6. Step 6: Final answer
    x = 37.30

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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.