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Finding the Fourth Proportional to 34.32, 47.36 and 24.62

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Solution

The fourth proportional to 34.32, 47.36 and 24.62 is: 33.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.32 : 47.36 = 24.62 : x
  2. Step 2: Convert to fraction form
    34.32/47.36 = 24.62/x
  3. Step 3: Cross multiply
    34.32x = 47.36 × 24.62
  4. Step 4: Simplify right side
    34.32x = 1,165.64
  5. Step 5: Solve for x
    x = 1,165.64/34.32
  6. Step 6: Final answer
    x = 33.96

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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.