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Finding the Fourth Proportional to 36.38, 54.50 and 35.32

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Solution

The fourth proportional to 36.38, 54.50 and 35.32 is: 52.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.38 : 54.50 = 35.32 : x
  2. Step 2: Convert to fraction form
    36.38/54.50 = 35.32/x
  3. Step 3: Cross multiply
    36.38x = 54.50 × 35.32
  4. Step 4: Simplify right side
    36.38x = 1,924.83
  5. Step 5: Solve for x
    x = 1,924.83/36.38
  6. Step 6: Final answer
    x = 52.91

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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.