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Finding the Fourth Proportional to 36.97, 54.68 and 36.97

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Solution

The fourth proportional to 36.97, 54.68 and 36.97 is: 54.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.97 : 54.68 = 36.97 : x
  2. Step 2: Convert to fraction form
    36.97/54.68 = 36.97/x
  3. Step 3: Cross multiply
    36.97x = 54.68 × 36.97
  4. Step 4: Simplify right side
    36.97x = 2,021.52
  5. Step 5: Solve for x
    x = 2,021.52/36.97
  6. Step 6: Final answer
    x = 54.68

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.