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Finding the Fourth Proportional to 33.58, 50.35 and 17.32

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Solution

The fourth proportional to 33.58, 50.35 and 17.32 is: 25.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.58 : 50.35 = 17.32 : x
  2. Step 2: Convert to fraction form
    33.58/50.35 = 17.32/x
  3. Step 3: Cross multiply
    33.58x = 50.35 × 17.32
  4. Step 4: Simplify right side
    33.58x = 871.77
  5. Step 5: Solve for x
    x = 871.77/33.58
  6. Step 6: Final answer
    x = 25.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.