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Finding the Fourth Proportional to 100,601.12, 150,923.52 and 30,485.84

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Solution

The fourth proportional to 100,601.12, 150,923.52 and 30,485.84 is: 45,735.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,601.12 : 150,923.52 = 30,485.84 : x
  2. Step 2: Convert to fraction form
    100,601.12/150,923.52 = 30,485.84/x
  3. Step 3: Cross multiply
    100,601.12x = 150,923.52 × 30,485.84
  4. Step 4: Simplify right side
    100,601.12x = 4,601,030,282.96
  5. Step 5: Solve for x
    x = 4,601,030,282.96/100,601.12
  6. Step 6: Final answer
    x = 45,735.38

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