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Finding the Fourth Proportional to 34.82, 48.08 and 33.17

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Solution

The fourth proportional to 34.82, 48.08 and 33.17 is: 45.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.82 : 48.08 = 33.17 : x
  2. Step 2: Convert to fraction form
    34.82/48.08 = 33.17/x
  3. Step 3: Cross multiply
    34.82x = 48.08 × 33.17
  4. Step 4: Simplify right side
    34.82x = 1,594.57
  5. Step 5: Solve for x
    x = 1,594.57/34.82
  6. Step 6: Final answer
    x = 45.79

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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.