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Finding the Fourth Proportional to 59.46, 81.94 and 41

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Solution

The fourth proportional to 59.46, 81.94 and 41 is: 56.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.46 : 81.94 = 41 : x
  2. Step 2: Convert to fraction form
    59.46/81.94 = 41/x
  3. Step 3: Cross multiply
    59.46x = 81.94 × 41
  4. Step 4: Simplify right side
    59.46x = 3,359.54
  5. Step 5: Solve for x
    x = 3,359.54/59.46
  6. Step 6: Final answer
    x = 56.50

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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.