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Finding the Fourth Proportional to 85,994.07, 129,028.07 and 44,470.23

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Solution

The fourth proportional to 85,994.07, 129,028.07 and 44,470.23 is: 66,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,994.07 : 129,028.07 = 44,470.23 : x
  2. Step 2: Convert to fraction form
    85,994.07/129,028.07 = 44,470.23/x
  3. Step 3: Cross multiply
    85,994.07x = 129,028.07 × 44,470.23
  4. Step 4: Simplify right side
    85,994.07x = 5,737,907,727.00
  5. Step 5: Solve for x
    x = 5,737,907,727.00/85,994.07
  6. Step 6: Final answer
    x = 66,724.46

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