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Finding the Fourth Proportional to 161,704.85, 242,261.70 and 117,221.27

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Solution

The fourth proportional to 161,704.85, 242,261.70 and 117,221.27 is: 175,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,704.85 : 242,261.70 = 117,221.27 : x
  2. Step 2: Convert to fraction form
    161,704.85/242,261.70 = 117,221.27/x
  3. Step 3: Cross multiply
    161,704.85x = 242,261.70 × 117,221.27
  4. Step 4: Simplify right side
    161,704.85x = 28,398,222,935.05
  5. Step 5: Solve for x
    x = 28,398,222,935.05/161,704.85
  6. Step 6: Final answer
    x = 175,617.64

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