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Finding the Fourth Proportional to 146,786.60, 220,025.98 and 71,803.24

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Solution

The fourth proportional to 146,786.60, 220,025.98 and 71,803.24 is: 107,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,786.60 : 220,025.98 = 71,803.24 : x
  2. Step 2: Convert to fraction form
    146,786.60/220,025.98 = 71,803.24/x
  3. Step 3: Cross multiply
    146,786.60x = 220,025.98 × 71,803.24
  4. Step 4: Simplify right side
    146,786.60x = 15,798,578,248.18
  5. Step 5: Solve for x
    x = 15,798,578,248.18/146,786.60
  6. Step 6: Final answer
    x = 107,629.57

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