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Finding the Fourth Proportional to 44.12, 65.98 and 36.04

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Solution

The fourth proportional to 44.12, 65.98 and 36.04 is: 53.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.12 : 65.98 = 36.04 : x
  2. Step 2: Convert to fraction form
    44.12/65.98 = 36.04/x
  3. Step 3: Cross multiply
    44.12x = 65.98 × 36.04
  4. Step 4: Simplify right side
    44.12x = 2,377.92
  5. Step 5: Solve for x
    x = 2,377.92/44.12
  6. Step 6: Final answer
    x = 53.90

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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.