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Finding the Fourth Proportional to 59.37, 81.95 and 34.82

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Solution

The fourth proportional to 59.37, 81.95 and 34.82 is: 48.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.37 : 81.95 = 34.82 : x
  2. Step 2: Convert to fraction form
    59.37/81.95 = 34.82/x
  3. Step 3: Cross multiply
    59.37x = 81.95 × 34.82
  4. Step 4: Simplify right side
    59.37x = 2,853.14
  5. Step 5: Solve for x
    x = 2,853.14/59.37
  6. Step 6: Final answer
    x = 48.05

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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.