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Finding the Fourth Proportional to 34.96, 52.12 and 32.08

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Solution

The fourth proportional to 34.96, 52.12 and 32.08 is: 47.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.96 : 52.12 = 32.08 : x
  2. Step 2: Convert to fraction form
    34.96/52.12 = 32.08/x
  3. Step 3: Cross multiply
    34.96x = 52.12 × 32.08
  4. Step 4: Simplify right side
    34.96x = 1,672.01
  5. Step 5: Solve for x
    x = 1,672.01/34.96
  6. Step 6: Final answer
    x = 47.83

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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.