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Finding the Fourth Proportional to 65.57, 98.38 and 24.44

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Solution

The fourth proportional to 65.57, 98.38 and 24.44 is: 36.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65.57 : 98.38 = 24.44 : x
  2. Step 2: Convert to fraction form
    65.57/98.38 = 24.44/x
  3. Step 3: Cross multiply
    65.57x = 98.38 × 24.44
  4. Step 4: Simplify right side
    65.57x = 2,404.41
  5. Step 5: Solve for x
    x = 2,404.41/65.57
  6. Step 6: Final answer
    x = 36.67

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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.