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Finding the Fourth Proportional to 27.37, 37.73 and 22.97

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Solution

The fourth proportional to 27.37, 37.73 and 22.97 is: 31.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.37 : 37.73 = 22.97 : x
  2. Step 2: Convert to fraction form
    27.37/37.73 = 22.97/x
  3. Step 3: Cross multiply
    27.37x = 37.73 × 22.97
  4. Step 4: Simplify right side
    27.37x = 866.70
  5. Step 5: Solve for x
    x = 866.70/27.37
  6. Step 6: Final answer
    x = 31.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.