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Finding the Fourth Proportional to 140,752.12, 194,206.71 and 83,362.81

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Solution

The fourth proportional to 140,752.12, 194,206.71 and 83,362.81 is: 115,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,752.12 : 194,206.71 = 83,362.81 : x
  2. Step 2: Convert to fraction form
    140,752.12/194,206.71 = 83,362.81/x
  3. Step 3: Cross multiply
    140,752.12x = 194,206.71 × 83,362.81
  4. Step 4: Simplify right side
    140,752.12x = 16,189,616,893.55
  5. Step 5: Solve for x
    x = 16,189,616,893.55/140,752.12
  6. Step 6: Final answer
    x = 115,022.19

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