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Finding the Fourth Proportional to 242,711.20, 363,807.60 and 92,893.60

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Solution

The fourth proportional to 242,711.20, 363,807.60 and 92,893.60 is: 139,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,711.20 : 363,807.60 = 92,893.60 : x
  2. Step 2: Convert to fraction form
    242,711.20/363,807.60 = 92,893.60/x
  3. Step 3: Cross multiply
    242,711.20x = 363,807.60 × 92,893.60
  4. Step 4: Simplify right side
    242,711.20x = 33,795,397,671.36
  5. Step 5: Solve for x
    x = 33,795,397,671.36/242,711.20
  6. Step 6: Final answer
    x = 139,241.20

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