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Finding the Fourth Proportional to 36,911.58, 50,937.27 and 20,144.70

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Solution

The fourth proportional to 36,911.58, 50,937.27 and 20,144.70 is: 27,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911.58 : 50,937.27 = 20,144.70 : x
  2. Step 2: Convert to fraction form
    36,911.58/50,937.27 = 20,144.70/x
  3. Step 3: Cross multiply
    36,911.58x = 50,937.27 × 20,144.70
  4. Step 4: Simplify right side
    36,911.58x = 1,026,116,022.97
  5. Step 5: Solve for x
    x = 1,026,116,022.97/36,911.58
  6. Step 6: Final answer
    x = 27,799.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.