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Finding the Fourth Proportional to 36.76, 50.76 and 32.17

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Solution

The fourth proportional to 36.76, 50.76 and 32.17 is: 44.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.76 : 50.76 = 32.17 : x
  2. Step 2: Convert to fraction form
    36.76/50.76 = 32.17/x
  3. Step 3: Cross multiply
    36.76x = 50.76 × 32.17
  4. Step 4: Simplify right side
    36.76x = 1,632.95
  5. Step 5: Solve for x
    x = 1,632.95/36.76
  6. Step 6: Final answer
    x = 44.42

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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.