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Finding the Fourth Proportional to 72,839.04, 100,517.76 and 41,006.40

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Solution

The fourth proportional to 72,839.04, 100,517.76 and 41,006.40 is: 56,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,839.04 : 100,517.76 = 41,006.40 : x
  2. Step 2: Convert to fraction form
    72,839.04/100,517.76 = 41,006.40/x
  3. Step 3: Cross multiply
    72,839.04x = 100,517.76 × 41,006.40
  4. Step 4: Simplify right side
    72,839.04x = 4,121,871,473.66
  5. Step 5: Solve for x
    x = 4,121,871,473.66/72,839.04
  6. Step 6: Final answer
    x = 56,588.77

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