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Finding the Fourth Proportional to 36.44, 54.66 and 35.67

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Solution

The fourth proportional to 36.44, 54.66 and 35.67 is: 53.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.44 : 54.66 = 35.67 : x
  2. Step 2: Convert to fraction form
    36.44/54.66 = 35.67/x
  3. Step 3: Cross multiply
    36.44x = 54.66 × 35.67
  4. Step 4: Simplify right side
    36.44x = 1,949.72
  5. Step 5: Solve for x
    x = 1,949.72/36.44
  6. Step 6: Final answer
    x = 53.51

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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.