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Finding the Fourth Proportional to 24.19, 33.40 and 17.75

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Solution

The fourth proportional to 24.19, 33.40 and 17.75 is: 24.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.19 : 33.40 = 17.75 : x
  2. Step 2: Convert to fraction form
    24.19/33.40 = 17.75/x
  3. Step 3: Cross multiply
    24.19x = 33.40 × 17.75
  4. Step 4: Simplify right side
    24.19x = 592.96
  5. Step 5: Solve for x
    x = 592.96/24.19
  6. Step 6: Final answer
    x = 24.51

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1.5x scale

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.