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Finding the Fourth Proportional to 24.53, 36.74 and 12.47

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Solution

The fourth proportional to 24.53, 36.74 and 12.47 is: 18.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.53 : 36.74 = 12.47 : x
  2. Step 2: Convert to fraction form
    24.53/36.74 = 12.47/x
  3. Step 3: Cross multiply
    24.53x = 36.74 × 12.47
  4. Step 4: Simplify right side
    24.53x = 457.90
  5. Step 5: Solve for x
    x = 457.90/24.53
  6. Step 6: Final answer
    x = 18.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.