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Finding the Fourth Proportional to 247,844.16, 371,743.44 and 81,632.16

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Solution

The fourth proportional to 247,844.16, 371,743.44 and 81,632.16 is: 122,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,844.16 : 371,743.44 = 81,632.16 : x
  2. Step 2: Convert to fraction form
    247,844.16/371,743.44 = 81,632.16/x
  3. Step 3: Cross multiply
    247,844.16x = 371,743.44 × 81,632.16
  4. Step 4: Simplify right side
    247,844.16x = 30,346,219,973.03
  5. Step 5: Solve for x
    x = 30,346,219,973.03/247,844.16
  6. Step 6: Final answer
    x = 122,440.73

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