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Finding the Fourth Proportional to 70,579.49, 105,846.93 and 23,186.80

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Solution

The fourth proportional to 70,579.49, 105,846.93 and 23,186.80 is: 34,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,579.49 : 105,846.93 = 23,186.80 : x
  2. Step 2: Convert to fraction form
    70,579.49/105,846.93 = 23,186.80/x
  3. Step 3: Cross multiply
    70,579.49x = 105,846.93 × 23,186.80
  4. Step 4: Simplify right side
    70,579.49x = 2,454,251,596.52
  5. Step 5: Solve for x
    x = 2,454,251,596.52/70,579.49
  6. Step 6: Final answer
    x = 34,772.87

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