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Finding the Fourth Proportional to 34.18, 47.10 and 24.46

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Solution

The fourth proportional to 34.18, 47.10 and 24.46 is: 33.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.18 : 47.10 = 24.46 : x
  2. Step 2: Convert to fraction form
    34.18/47.10 = 24.46/x
  3. Step 3: Cross multiply
    34.18x = 47.10 × 24.46
  4. Step 4: Simplify right side
    34.18x = 1,152.07
  5. Step 5: Solve for x
    x = 1,152.07/34.18
  6. Step 6: Final answer
    x = 33.71

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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.