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Finding the Fourth Proportional to 105,073.60, 144,996.24 and 57,326.56

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Solution

The fourth proportional to 105,073.60, 144,996.24 and 57,326.56 is: 79,107.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,073.60 : 144,996.24 = 57,326.56 : x
  2. Step 2: Convert to fraction form
    105,073.60/144,996.24 = 57,326.56/x
  3. Step 3: Cross multiply
    105,073.60x = 144,996.24 × 57,326.56
  4. Step 4: Simplify right side
    105,073.60x = 8,312,135,652.13
  5. Step 5: Solve for x
    x = 8,312,135,652.13/105,073.60
  6. Step 6: Final answer
    x = 79,107.75

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