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Finding the Fourth Proportional to 23.97, 35.78 and 22.53

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Solution

The fourth proportional to 23.97, 35.78 and 22.53 is: 33.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.97 : 35.78 = 22.53 : x
  2. Step 2: Convert to fraction form
    23.97/35.78 = 22.53/x
  3. Step 3: Cross multiply
    23.97x = 35.78 × 22.53
  4. Step 4: Simplify right side
    23.97x = 806.01
  5. Step 5: Solve for x
    x = 806.01/23.97
  6. Step 6: Final answer
    x = 33.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.