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Finding the Fourth Proportional to 73.43, 110.05 and 44.06

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Solution

The fourth proportional to 73.43, 110.05 and 44.06 is: 66.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.43 : 110.05 = 44.06 : x
  2. Step 2: Convert to fraction form
    73.43/110.05 = 44.06/x
  3. Step 3: Cross multiply
    73.43x = 110.05 × 44.06
  4. Step 4: Simplify right side
    73.43x = 4,848.14
  5. Step 5: Solve for x
    x = 4,848.14/73.43
  6. Step 6: Final answer
    x = 66.03

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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.