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Finding the Fourth Proportional to 24.24, 33.50 and 17

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Solution

The fourth proportional to 24.24, 33.50 and 17 is: 23.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.24 : 33.50 = 17 : x
  2. Step 2: Convert to fraction form
    24.24/33.50 = 17/x
  3. Step 3: Cross multiply
    24.24x = 33.50 × 17
  4. Step 4: Simplify right side
    24.24x = 569.50
  5. Step 5: Solve for x
    x = 569.50/24.24
  6. Step 6: Final answer
    x = 23.49

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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.