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Finding the Fourth Proportional to 72,882.84, 109,350.96 and 30,773.64

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Solution

The fourth proportional to 72,882.84, 109,350.96 and 30,773.64 is: 46,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,882.84 : 109,350.96 = 30,773.64 : x
  2. Step 2: Convert to fraction form
    72,882.84/109,350.96 = 30,773.64/x
  3. Step 3: Cross multiply
    72,882.84x = 109,350.96 × 30,773.64
  4. Step 4: Simplify right side
    72,882.84x = 3,365,127,076.69
  5. Step 5: Solve for x
    x = 3,365,127,076.69/72,882.84
  6. Step 6: Final answer
    x = 46,171.73

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