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Finding the Fourth Proportional to 33.76, 46.58 and 23.26

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Solution

The fourth proportional to 33.76, 46.58 and 23.26 is: 32.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.76 : 46.58 = 23.26 : x
  2. Step 2: Convert to fraction form
    33.76/46.58 = 23.26/x
  3. Step 3: Cross multiply
    33.76x = 46.58 × 23.26
  4. Step 4: Simplify right side
    33.76x = 1,083.45
  5. Step 5: Solve for x
    x = 1,083.45/33.76
  6. Step 6: Final answer
    x = 32.09

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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.