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Finding the Fourth Proportional to 59.57, 89.24 and 36.69

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Solution

The fourth proportional to 59.57, 89.24 and 36.69 is: 54.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.57 : 89.24 = 36.69 : x
  2. Step 2: Convert to fraction form
    59.57/89.24 = 36.69/x
  3. Step 3: Cross multiply
    59.57x = 89.24 × 36.69
  4. Step 4: Simplify right side
    59.57x = 3,273.70
  5. Step 5: Solve for x
    x = 3,273.70/59.57
  6. Step 6: Final answer
    x = 54.96

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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.