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Finding the Fourth Proportional to 36.68, 50.33 and 36.04

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Solution

The fourth proportional to 36.68, 50.33 and 36.04 is: 49.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.68 : 50.33 = 36.04 : x
  2. Step 2: Convert to fraction form
    36.68/50.33 = 36.04/x
  3. Step 3: Cross multiply
    36.68x = 50.33 × 36.04
  4. Step 4: Simplify right side
    36.68x = 1,813.89
  5. Step 5: Solve for x
    x = 1,813.89/36.68
  6. Step 6: Final answer
    x = 49.45

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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.