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Finding the Fourth Proportional to 59.67, 82.43 and 52.00

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Solution

The fourth proportional to 59.67, 82.43 and 52.00 is: 71.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.67 : 82.43 = 52.00 : x
  2. Step 2: Convert to fraction form
    59.67/82.43 = 52.00/x
  3. Step 3: Cross multiply
    59.67x = 82.43 × 52.00
  4. Step 4: Simplify right side
    59.67x = 4,286.74
  5. Step 5: Solve for x
    x = 4,286.74/59.67
  6. Step 6: Final answer
    x = 71.84

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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.