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Finding the Fourth Proportional to 33.19, 49.81 and 32.93

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Solution

The fourth proportional to 33.19, 49.81 and 32.93 is: 49.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.19 : 49.81 = 32.93 : x
  2. Step 2: Convert to fraction form
    33.19/49.81 = 32.93/x
  3. Step 3: Cross multiply
    33.19x = 49.81 × 32.93
  4. Step 4: Simplify right side
    33.19x = 1,639.91
  5. Step 5: Solve for x
    x = 1,639.91/33.19
  6. Step 6: Final answer
    x = 49.41

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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.