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Finding the Fourth Proportional to 36.44, 54.24 and 35.43

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Solution

The fourth proportional to 36.44, 54.24 and 35.43 is: 52.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.44 : 54.24 = 35.43 : x
  2. Step 2: Convert to fraction form
    36.44/54.24 = 35.43/x
  3. Step 3: Cross multiply
    36.44x = 54.24 × 35.43
  4. Step 4: Simplify right side
    36.44x = 1,921.72
  5. Step 5: Solve for x
    x = 1,921.72/36.44
  6. Step 6: Final answer
    x = 52.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.