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Finding the Fourth Proportional to 59.87, 82.59 and 37.73

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Solution

The fourth proportional to 59.87, 82.59 and 37.73 is: 52.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.87 : 82.59 = 37.73 : x
  2. Step 2: Convert to fraction form
    59.87/82.59 = 37.73/x
  3. Step 3: Cross multiply
    59.87x = 82.59 × 37.73
  4. Step 4: Simplify right side
    59.87x = 3,116.12
  5. Step 5: Solve for x
    x = 3,116.12/59.87
  6. Step 6: Final answer
    x = 52.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.