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Finding the Fourth Proportional to 111,220.94, 166,831.35 and 44,661.05

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Solution

The fourth proportional to 111,220.94, 166,831.35 and 44,661.05 is: 66,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,220.94 : 166,831.35 = 44,661.05 : x
  2. Step 2: Convert to fraction form
    111,220.94/166,831.35 = 44,661.05/x
  3. Step 3: Cross multiply
    111,220.94x = 166,831.35 × 44,661.05
  4. Step 4: Simplify right side
    111,220.94x = 7,450,862,429.76
  5. Step 5: Solve for x
    x = 7,450,862,429.76/111,220.94
  6. Step 6: Final answer
    x = 66,991.55

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