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Finding the Fourth Proportional to 24.63, 36.93 and 8.59

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Solution

The fourth proportional to 24.63, 36.93 and 8.59 is: 12.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.63 : 36.93 = 8.59 : x
  2. Step 2: Convert to fraction form
    24.63/36.93 = 8.59/x
  3. Step 3: Cross multiply
    24.63x = 36.93 × 8.59
  4. Step 4: Simplify right side
    24.63x = 317.23
  5. Step 5: Solve for x
    x = 317.23/24.63
  6. Step 6: Final answer
    x = 12.88

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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.