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Finding the Fourth Proportional to 263,401.25, 363,494.64 and 142,542.51

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Solution

The fourth proportional to 263,401.25, 363,494.64 and 142,542.51 is: 196,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,401.25 : 363,494.64 = 142,542.51 : x
  2. Step 2: Convert to fraction form
    263,401.25/363,494.64 = 142,542.51/x
  3. Step 3: Cross multiply
    263,401.25x = 363,494.64 × 142,542.51
  4. Step 4: Simplify right side
    263,401.25x = 51,813,438,357.15
  5. Step 5: Solve for x
    x = 51,813,438,357.15/263,401.25
  6. Step 6: Final answer
    x = 196,709.16

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