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Finding the Fourth Proportional to 167,928.02, 231,737.35 and 91,448.02

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Solution

The fourth proportional to 167,928.02, 231,737.35 and 91,448.02 is: 126,196.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,928.02 : 231,737.35 = 91,448.02 : x
  2. Step 2: Convert to fraction form
    167,928.02/231,737.35 = 91,448.02/x
  3. Step 3: Cross multiply
    167,928.02x = 231,737.35 × 91,448.02
  4. Step 4: Simplify right side
    167,928.02x = 21,191,921,817.55
  5. Step 5: Solve for x
    x = 21,191,921,817.55/167,928.02
  6. Step 6: Final answer
    x = 126,196.46

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