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Finding the Fourth Proportional to 33.04, 45.59 and 18.48

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Solution

The fourth proportional to 33.04, 45.59 and 18.48 is: 25.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.04 : 45.59 = 18.48 : x
  2. Step 2: Convert to fraction form
    33.04/45.59 = 18.48/x
  3. Step 3: Cross multiply
    33.04x = 45.59 × 18.48
  4. Step 4: Simplify right side
    33.04x = 842.41
  5. Step 5: Solve for x
    x = 842.41/33.04
  6. Step 6: Final answer
    x = 25.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.