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Finding the Fourth Proportional to 93,517.80, 140,276.70 and 54,054.60

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Solution

The fourth proportional to 93,517.80, 140,276.70 and 54,054.60 is: 81,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,517.80 : 140,276.70 = 54,054.60 : x
  2. Step 2: Convert to fraction form
    93,517.80/140,276.70 = 54,054.60/x
  3. Step 3: Cross multiply
    93,517.80x = 140,276.70 × 54,054.60
  4. Step 4: Simplify right side
    93,517.80x = 7,582,600,907.82
  5. Step 5: Solve for x
    x = 7,582,600,907.82/93,517.80
  6. Step 6: Final answer
    x = 81,081.90

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