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Finding the Fourth Proportional to 125,891.48, 188,837.73 and 51,013.06

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Solution

The fourth proportional to 125,891.48, 188,837.73 and 51,013.06 is: 76,519.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,891.48 : 188,837.73 = 51,013.06 : x
  2. Step 2: Convert to fraction form
    125,891.48/188,837.73 = 51,013.06/x
  3. Step 3: Cross multiply
    125,891.48x = 188,837.73 × 51,013.06
  4. Step 4: Simplify right side
    125,891.48x = 9,633,189,978.66
  5. Step 5: Solve for x
    x = 9,633,189,978.66/125,891.48
  6. Step 6: Final answer
    x = 76,519.79

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