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Finding the Fourth Proportional to 136,331.81, 188,137.48 and 75,900.89

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Solution

The fourth proportional to 136,331.81, 188,137.48 and 75,900.89 is: 104,743.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,331.81 : 188,137.48 = 75,900.89 : x
  2. Step 2: Convert to fraction form
    136,331.81/188,137.48 = 75,900.89/x
  3. Step 3: Cross multiply
    136,331.81x = 188,137.48 × 75,900.89
  4. Step 4: Simplify right side
    136,331.81x = 14,279,802,454.95
  5. Step 5: Solve for x
    x = 14,279,802,454.95/136,331.81
  6. Step 6: Final answer
    x = 104,743.00

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