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Finding the Fourth Proportional to 34.13, 51.06 and 23.42

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Solution

The fourth proportional to 34.13, 51.06 and 23.42 is: 35.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.13 : 51.06 = 23.42 : x
  2. Step 2: Convert to fraction form
    34.13/51.06 = 23.42/x
  3. Step 3: Cross multiply
    34.13x = 51.06 × 23.42
  4. Step 4: Simplify right side
    34.13x = 1,195.83
  5. Step 5: Solve for x
    x = 1,195.83/34.13
  6. Step 6: Final answer
    x = 35.04

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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.