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Finding the Fourth Proportional to 23.21, 32.01 and 17.73

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Solution

The fourth proportional to 23.21, 32.01 and 17.73 is: 24.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.21 : 32.01 = 17.73 : x
  2. Step 2: Convert to fraction form
    23.21/32.01 = 17.73/x
  3. Step 3: Cross multiply
    23.21x = 32.01 × 17.73
  4. Step 4: Simplify right side
    23.21x = 567.54
  5. Step 5: Solve for x
    x = 567.54/23.21
  6. Step 6: Final answer
    x = 24.46

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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.