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Finding the Fourth Proportional to 40.04, 59.97 and 36.59

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Solution

The fourth proportional to 40.04, 59.97 and 36.59 is: 54.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.04 : 59.97 = 36.59 : x
  2. Step 2: Convert to fraction form
    40.04/59.97 = 36.59/x
  3. Step 3: Cross multiply
    40.04x = 59.97 × 36.59
  4. Step 4: Simplify right side
    40.04x = 2,194.14
  5. Step 5: Solve for x
    x = 2,194.14/40.04
  6. Step 6: Final answer
    x = 54.79

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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.