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Finding the Fourth Proportional to 34.87, 48.12 and 23.96

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Solution

The fourth proportional to 34.87, 48.12 and 23.96 is: 33.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.87 : 48.12 = 23.96 : x
  2. Step 2: Convert to fraction form
    34.87/48.12 = 23.96/x
  3. Step 3: Cross multiply
    34.87x = 48.12 × 23.96
  4. Step 4: Simplify right side
    34.87x = 1,152.96
  5. Step 5: Solve for x
    x = 1,152.96/34.87
  6. Step 6: Final answer
    x = 33.06

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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.