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Finding the Fourth Proportional to 23.82, 35.70 and 16.59

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Solution

The fourth proportional to 23.82, 35.70 and 16.59 is: 24.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.82 : 35.70 = 16.59 : x
  2. Step 2: Convert to fraction form
    23.82/35.70 = 16.59/x
  3. Step 3: Cross multiply
    23.82x = 35.70 × 16.59
  4. Step 4: Simplify right side
    23.82x = 592.26
  5. Step 5: Solve for x
    x = 592.26/23.82
  6. Step 6: Final answer
    x = 24.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.