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Finding the Fourth Proportional to 33.96, 50.62 and 33.35

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Solution

The fourth proportional to 33.96, 50.62 and 33.35 is: 49.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.96 : 50.62 = 33.35 : x
  2. Step 2: Convert to fraction form
    33.96/50.62 = 33.35/x
  3. Step 3: Cross multiply
    33.96x = 50.62 × 33.35
  4. Step 4: Simplify right side
    33.96x = 1,688.18
  5. Step 5: Solve for x
    x = 1,688.18/33.96
  6. Step 6: Final answer
    x = 49.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.