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Finding the Fourth Proportional to 57,448.73, 79,278.12 and 31,954.23

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Solution

The fourth proportional to 57,448.73, 79,278.12 and 31,954.23 is: 44,096.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,448.73 : 79,278.12 = 31,954.23 : x
  2. Step 2: Convert to fraction form
    57,448.73/79,278.12 = 31,954.23/x
  3. Step 3: Cross multiply
    57,448.73x = 79,278.12 × 31,954.23
  4. Step 4: Simplify right side
    57,448.73x = 2,533,271,280.45
  5. Step 5: Solve for x
    x = 2,533,271,280.45/57,448.73
  6. Step 6: Final answer
    x = 44,096.21

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