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Finding the Fourth Proportional to 27,922.70, 38,524.64 and 15,983.80

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Solution

The fourth proportional to 27,922.70, 38,524.64 and 15,983.80 is: 22,052.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.70 : 38,524.64 = 15,983.80 : x
  2. Step 2: Convert to fraction form
    27,922.70/38,524.64 = 15,983.80/x
  3. Step 3: Cross multiply
    27,922.70x = 38,524.64 × 15,983.80
  4. Step 4: Simplify right side
    27,922.70x = 615,770,140.83
  5. Step 5: Solve for x
    x = 615,770,140.83/27,922.70
  6. Step 6: Final answer
    x = 22,052.67

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