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Finding the Fourth Proportional to 35.29, 52.97 and 33.79

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Solution

The fourth proportional to 35.29, 52.97 and 33.79 is: 50.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.29 : 52.97 = 33.79 : x
  2. Step 2: Convert to fraction form
    35.29/52.97 = 33.79/x
  3. Step 3: Cross multiply
    35.29x = 52.97 × 33.79
  4. Step 4: Simplify right side
    35.29x = 1,789.86
  5. Step 5: Solve for x
    x = 1,789.86/35.29
  6. Step 6: Final answer
    x = 50.72

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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.