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Finding the Fourth Proportional to 36.39, 50.46 and 35.27

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Solution

The fourth proportional to 36.39, 50.46 and 35.27 is: 48.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.39 : 50.46 = 35.27 : x
  2. Step 2: Convert to fraction form
    36.39/50.46 = 35.27/x
  3. Step 3: Cross multiply
    36.39x = 50.46 × 35.27
  4. Step 4: Simplify right side
    36.39x = 1,779.47
  5. Step 5: Solve for x
    x = 1,779.47/36.39
  6. Step 6: Final answer
    x = 48.90

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.