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Finding the Fourth Proportional to 91,914.05, 137,751.87 and 41,275.68

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Solution

The fourth proportional to 91,914.05, 137,751.87 and 41,275.68 is: 61,859.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,914.05 : 137,751.87 = 41,275.68 : x
  2. Step 2: Convert to fraction form
    91,914.05/137,751.87 = 41,275.68/x
  3. Step 3: Cross multiply
    91,914.05x = 137,751.87 × 41,275.68
  4. Step 4: Simplify right side
    91,914.05x = 5,685,802,105.52
  5. Step 5: Solve for x
    x = 5,685,802,105.52/91,914.05
  6. Step 6: Final answer
    x = 61,859.99

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