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Finding the Fourth Proportional to 85,069.80, 117,395.17 and 47,344.05

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Solution

The fourth proportional to 85,069.80, 117,395.17 and 47,344.05 is: 65,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,069.80 : 117,395.17 = 47,344.05 : x
  2. Step 2: Convert to fraction form
    85,069.80/117,395.17 = 47,344.05/x
  3. Step 3: Cross multiply
    85,069.80x = 117,395.17 × 47,344.05
  4. Step 4: Simplify right side
    85,069.80x = 5,557,962,798.24
  5. Step 5: Solve for x
    x = 5,557,962,798.24/85,069.80
  6. Step 6: Final answer
    x = 65,334.15

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