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Finding the Fourth Proportional to 36.27, 49.64 and 35.37

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Solution

The fourth proportional to 36.27, 49.64 and 35.37 is: 48.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.27 : 49.64 = 35.37 : x
  2. Step 2: Convert to fraction form
    36.27/49.64 = 35.37/x
  3. Step 3: Cross multiply
    36.27x = 49.64 × 35.37
  4. Step 4: Simplify right side
    36.27x = 1,755.59
  5. Step 5: Solve for x
    x = 1,755.59/36.27
  6. Step 6: Final answer
    x = 48.40

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.