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Finding the Fourth Proportional to 36.88, 55.27 and 16.56

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Solution

The fourth proportional to 36.88, 55.27 and 16.56 is: 24.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.88 : 55.27 = 16.56 : x
  2. Step 2: Convert to fraction form
    36.88/55.27 = 16.56/x
  3. Step 3: Cross multiply
    36.88x = 55.27 × 16.56
  4. Step 4: Simplify right side
    36.88x = 915.27
  5. Step 5: Solve for x
    x = 915.27/36.88
  6. Step 6: Final answer
    x = 24.82

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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.