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Finding the Fourth Proportional to 59.57, 82.18 and 36.25

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Solution

The fourth proportional to 59.57, 82.18 and 36.25 is: 50.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.57 : 82.18 = 36.25 : x
  2. Step 2: Convert to fraction form
    59.57/82.18 = 36.25/x
  3. Step 3: Cross multiply
    59.57x = 82.18 × 36.25
  4. Step 4: Simplify right side
    59.57x = 2,979.03
  5. Step 5: Solve for x
    x = 2,979.03/59.57
  6. Step 6: Final answer
    x = 50.01

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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.