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Finding the Fourth Proportional to 34,505.73, 47,613.15 and 20,162.12

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Solution

The fourth proportional to 34,505.73, 47,613.15 and 20,162.12 is: 27,820.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.73 : 47,613.15 = 20,162.12 : x
  2. Step 2: Convert to fraction form
    34,505.73/47,613.15 = 20,162.12/x
  3. Step 3: Cross multiply
    34,505.73x = 47,613.15 × 20,162.12
  4. Step 4: Simplify right side
    34,505.73x = 959,981,805.81
  5. Step 5: Solve for x
    x = 959,981,805.81/34,505.73
  6. Step 6: Final answer
    x = 27,820.94

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