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Finding the Fourth Proportional to 54,363.40, 81,447.90 and 46,004.20

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Solution

The fourth proportional to 54,363.40, 81,447.90 and 46,004.20 is: 68,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,363.40 : 81,447.90 = 46,004.20 : x
  2. Step 2: Convert to fraction form
    54,363.40/81,447.90 = 46,004.20/x
  3. Step 3: Cross multiply
    54,363.40x = 81,447.90 × 46,004.20
  4. Step 4: Simplify right side
    54,363.40x = 3,746,945,481.18
  5. Step 5: Solve for x
    x = 3,746,945,481.18/54,363.40
  6. Step 6: Final answer
    x = 68,924.05

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