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Finding the Fourth Proportional to 33.83, 46.68 and 22.76

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Solution

The fourth proportional to 33.83, 46.68 and 22.76 is: 31.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.83 : 46.68 = 22.76 : x
  2. Step 2: Convert to fraction form
    33.83/46.68 = 22.76/x
  3. Step 3: Cross multiply
    33.83x = 46.68 × 22.76
  4. Step 4: Simplify right side
    33.83x = 1,062.44
  5. Step 5: Solve for x
    x = 1,062.44/33.83
  6. Step 6: Final answer
    x = 31.41

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Find fourth proportional to 16.92, 23.34 and 11.38
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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.