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Finding the Fourth Proportional to 23.32, 35.02 and 16.12

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Solution

The fourth proportional to 23.32, 35.02 and 16.12 is: 24.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.32 : 35.02 = 16.12 : x
  2. Step 2: Convert to fraction form
    23.32/35.02 = 16.12/x
  3. Step 3: Cross multiply
    23.32x = 35.02 × 16.12
  4. Step 4: Simplify right side
    23.32x = 564.30
  5. Step 5: Solve for x
    x = 564.30/23.32
  6. Step 6: Final answer
    x = 24.20

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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.