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Finding the Fourth Proportional to 87,536.93, 120,799.31 and 53,542.91

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Solution

The fourth proportional to 87,536.93, 120,799.31 and 53,542.91 is: 73,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,536.93 : 120,799.31 = 53,542.91 : x
  2. Step 2: Convert to fraction form
    87,536.93/120,799.31 = 53,542.91/x
  3. Step 3: Cross multiply
    87,536.93x = 120,799.31 × 53,542.91
  4. Step 4: Simplify right side
    87,536.93x = 6,467,946,617.68
  5. Step 5: Solve for x
    x = 6,467,946,617.68/87,536.93
  6. Step 6: Final answer
    x = 73,888.21

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