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Finding the Fourth Proportional to 140,782.51, 194,190.36 and 92,387.57

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Solution

The fourth proportional to 140,782.51, 194,190.36 and 92,387.57 is: 127,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,782.51 : 194,190.36 = 92,387.57 : x
  2. Step 2: Convert to fraction form
    140,782.51/194,190.36 = 92,387.57/x
  3. Step 3: Cross multiply
    140,782.51x = 194,190.36 × 92,387.57
  4. Step 4: Simplify right side
    140,782.51x = 17,940,775,477.83
  5. Step 5: Solve for x
    x = 17,940,775,477.83/140,782.51
  6. Step 6: Final answer
    x = 127,436.11

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