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Finding the Fourth Proportional to 73.04, 109.56 and 24.95

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Solution

The fourth proportional to 73.04, 109.56 and 24.95 is: 37.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.04 : 109.56 = 24.95 : x
  2. Step 2: Convert to fraction form
    73.04/109.56 = 24.95/x
  3. Step 3: Cross multiply
    73.04x = 109.56 × 24.95
  4. Step 4: Simplify right side
    73.04x = 2,732.97
  5. Step 5: Solve for x
    x = 2,732.97/73.04
  6. Step 6: Final answer
    x = 37.42

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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.