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Finding the Fourth Proportional to 59.48, 89.14 and 33.74

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Solution

The fourth proportional to 59.48, 89.14 and 33.74 is: 50.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.48 : 89.14 = 33.74 : x
  2. Step 2: Convert to fraction form
    59.48/89.14 = 33.74/x
  3. Step 3: Cross multiply
    59.48x = 89.14 × 33.74
  4. Step 4: Simplify right side
    59.48x = 3,007.58
  5. Step 5: Solve for x
    x = 3,007.58/59.48
  6. Step 6: Final answer
    x = 50.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.