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Finding the Fourth Proportional to 17.93, 24.58 and 17.05

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Solution

The fourth proportional to 17.93, 24.58 and 17.05 is: 23.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.93 : 24.58 = 17.05 : x
  2. Step 2: Convert to fraction form
    17.93/24.58 = 17.05/x
  3. Step 3: Cross multiply
    17.93x = 24.58 × 17.05
  4. Step 4: Simplify right side
    17.93x = 418.98
  5. Step 5: Solve for x
    x = 418.98/17.93
  6. Step 6: Final answer
    x = 23.37

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.