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Finding the Fourth Proportional to 36.89, 55.24 and 23.32

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Solution

The fourth proportional to 36.89, 55.24 and 23.32 is: 34.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.89 : 55.24 = 23.32 : x
  2. Step 2: Convert to fraction form
    36.89/55.24 = 23.32/x
  3. Step 3: Cross multiply
    36.89x = 55.24 × 23.32
  4. Step 4: Simplify right side
    36.89x = 1,288.08
  5. Step 5: Solve for x
    x = 1,288.08/36.89
  6. Step 6: Final answer
    x = 34.92

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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.