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Finding the Fourth Proportional to 73,259.88, 109,882.20 and 49,718.64

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Solution

The fourth proportional to 73,259.88, 109,882.20 and 49,718.64 is: 74,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,259.88 : 109,882.20 = 49,718.64 : x
  2. Step 2: Convert to fraction form
    73,259.88/109,882.20 = 49,718.64/x
  3. Step 3: Cross multiply
    73,259.88x = 109,882.20 × 49,718.64
  4. Step 4: Simplify right side
    73,259.88x = 5,463,193,544.21
  5. Step 5: Solve for x
    x = 5,463,193,544.21/73,259.88
  6. Step 6: Final answer
    x = 74,572.79

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