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Finding the Fourth Proportional to 73.59, 110.39 and 22.24

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Solution

The fourth proportional to 73.59, 110.39 and 22.24 is: 33.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.59 : 110.39 = 22.24 : x
  2. Step 2: Convert to fraction form
    73.59/110.39 = 22.24/x
  3. Step 3: Cross multiply
    73.59x = 110.39 × 22.24
  4. Step 4: Simplify right side
    73.59x = 2,454.52
  5. Step 5: Solve for x
    x = 2,454.52/73.59
  6. Step 6: Final answer
    x = 33.35

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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.