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Finding the Fourth Proportional to 51,194.68, 70,651.88 and 31,053.48

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Solution

The fourth proportional to 51,194.68, 70,651.88 and 31,053.48 is: 42,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,194.68 : 70,651.88 = 31,053.48 : x
  2. Step 2: Convert to fraction form
    51,194.68/70,651.88 = 31,053.48/x
  3. Step 3: Cross multiply
    51,194.68x = 70,651.88 × 31,053.48
  4. Step 4: Simplify right side
    51,194.68x = 2,193,986,742.54
  5. Step 5: Solve for x
    x = 2,193,986,742.54/51,194.68
  6. Step 6: Final answer
    x = 42,855.76

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