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Finding the Fourth Proportional to 22.97, 34.58 and 17.93

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Solution

The fourth proportional to 22.97, 34.58 and 17.93 is: 26.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.97 : 34.58 = 17.93 : x
  2. Step 2: Convert to fraction form
    22.97/34.58 = 17.93/x
  3. Step 3: Cross multiply
    22.97x = 34.58 × 17.93
  4. Step 4: Simplify right side
    22.97x = 620.02
  5. Step 5: Solve for x
    x = 620.02/22.97
  6. Step 6: Final answer
    x = 26.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.