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Finding the Fourth Proportional to 19,954.48, 29,940.42 and 10,709.68

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Solution

The fourth proportional to 19,954.48, 29,940.42 and 10,709.68 is: 16,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.48 : 29,940.42 = 10,709.68 : x
  2. Step 2: Convert to fraction form
    19,954.48/29,940.42 = 10,709.68/x
  3. Step 3: Cross multiply
    19,954.48x = 29,940.42 × 10,709.68
  4. Step 4: Simplify right side
    19,954.48x = 320,652,317.27
  5. Step 5: Solve for x
    x = 320,652,317.27/19,954.48
  6. Step 6: Final answer
    x = 16,069.19

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