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Finding the Fourth Proportional to 33.77, 46.62 and 26.55

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Solution

The fourth proportional to 33.77, 46.62 and 26.55 is: 36.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.77 : 46.62 = 26.55 : x
  2. Step 2: Convert to fraction form
    33.77/46.62 = 26.55/x
  3. Step 3: Cross multiply
    33.77x = 46.62 × 26.55
  4. Step 4: Simplify right side
    33.77x = 1,237.76
  5. Step 5: Solve for x
    x = 1,237.76/33.77
  6. Step 6: Final answer
    x = 36.66

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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.