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Finding the Fourth Proportional to 59,812.80, 89,589.60 and 53,246.40

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Solution

The fourth proportional to 59,812.80, 89,589.60 and 53,246.40 is: 79,754.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,812.80 : 89,589.60 = 53,246.40 : x
  2. Step 2: Convert to fraction form
    59,812.80/89,589.60 = 53,246.40/x
  3. Step 3: Cross multiply
    59,812.80x = 89,589.60 × 53,246.40
  4. Step 4: Simplify right side
    59,812.80x = 4,770,323,677.44
  5. Step 5: Solve for x
    x = 4,770,323,677.44/59,812.80
  6. Step 6: Final answer
    x = 79,754.23

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