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Finding the Fourth Proportional to 17.83, 24.58 and 16.29

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Solution

The fourth proportional to 17.83, 24.58 and 16.29 is: 22.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.83 : 24.58 = 16.29 : x
  2. Step 2: Convert to fraction form
    17.83/24.58 = 16.29/x
  3. Step 3: Cross multiply
    17.83x = 24.58 × 16.29
  4. Step 4: Simplify right side
    17.83x = 400.37
  5. Step 5: Solve for x
    x = 400.37/17.83
  6. Step 6: Final answer
    x = 22.46

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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.