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Finding the Fourth Proportional to 51,496.86, 71,065.86 and 28,836.84

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Solution

The fourth proportional to 51,496.86, 71,065.86 and 28,836.84 is: 39,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,496.86 : 71,065.86 = 28,836.84 : x
  2. Step 2: Convert to fraction form
    51,496.86/71,065.86 = 28,836.84/x
  3. Step 3: Cross multiply
    51,496.86x = 71,065.86 × 28,836.84
  4. Step 4: Simplify right side
    51,496.86x = 2,049,314,834.28
  5. Step 5: Solve for x
    x = 2,049,314,834.28/51,496.86
  6. Step 6: Final answer
    x = 39,794.95

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