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Finding the Fourth Proportional to 36.72, 55.03 and 24.52

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Solution

The fourth proportional to 36.72, 55.03 and 24.52 is: 36.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.72 : 55.03 = 24.52 : x
  2. Step 2: Convert to fraction form
    36.72/55.03 = 24.52/x
  3. Step 3: Cross multiply
    36.72x = 55.03 × 24.52
  4. Step 4: Simplify right side
    36.72x = 1,349.34
  5. Step 5: Solve for x
    x = 1,349.34/36.72
  6. Step 6: Final answer
    x = 36.75

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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.