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Finding the Fourth Proportional to 44.69, 67.05 and 26.42

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Solution

The fourth proportional to 44.69, 67.05 and 26.42 is: 39.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.69 : 67.05 = 26.42 : x
  2. Step 2: Convert to fraction form
    44.69/67.05 = 26.42/x
  3. Step 3: Cross multiply
    44.69x = 67.05 × 26.42
  4. Step 4: Simplify right side
    44.69x = 1,771.13
  5. Step 5: Solve for x
    x = 1,771.13/44.69
  6. Step 6: Final answer
    x = 39.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.