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Finding the Fourth Proportional to 36.41, 49.77 and 36.41

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Solution

The fourth proportional to 36.41, 49.77 and 36.41 is: 49.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.41 : 49.77 = 36.41 : x
  2. Step 2: Convert to fraction form
    36.41/49.77 = 36.41/x
  3. Step 3: Cross multiply
    36.41x = 49.77 × 36.41
  4. Step 4: Simplify right side
    36.41x = 1,811.88
  5. Step 5: Solve for x
    x = 1,811.88/36.41
  6. Step 6: Final answer
    x = 49.77

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.