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Finding the Fourth Proportional to 51,409.98, 70,953.78 and 31,273.17

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Solution

The fourth proportional to 51,409.98, 70,953.78 and 31,273.17 is: 43,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,409.98 : 70,953.78 = 31,273.17 : x
  2. Step 2: Convert to fraction form
    51,409.98/70,953.78 = 31,273.17/x
  3. Step 3: Cross multiply
    51,409.98x = 70,953.78 × 31,273.17
  4. Step 4: Simplify right side
    51,409.98x = 2,218,949,624.08
  5. Step 5: Solve for x
    x = 2,218,949,624.08/51,409.98
  6. Step 6: Final answer
    x = 43,161.85

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