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Finding the Fourth Proportional to 24.50, 36.76 and 8.46

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Solution

The fourth proportional to 24.50, 36.76 and 8.46 is: 12.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.50 : 36.76 = 8.46 : x
  2. Step 2: Convert to fraction form
    24.50/36.76 = 8.46/x
  3. Step 3: Cross multiply
    24.50x = 36.76 × 8.46
  4. Step 4: Simplify right side
    24.50x = 310.99
  5. Step 5: Solve for x
    x = 310.99/24.50
  6. Step 6: Final answer
    x = 12.69

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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.