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Finding the Fourth Proportional to 73.94, 110.94 and 33.36

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Solution

The fourth proportional to 73.94, 110.94 and 33.36 is: 50.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.94 : 110.94 = 33.36 : x
  2. Step 2: Convert to fraction form
    73.94/110.94 = 33.36/x
  3. Step 3: Cross multiply
    73.94x = 110.94 × 33.36
  4. Step 4: Simplify right side
    73.94x = 3,700.96
  5. Step 5: Solve for x
    x = 3,700.96/73.94
  6. Step 6: Final answer
    x = 50.05

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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.