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Finding the Fourth Proportional to 52,819.20, 79,338.24 and 51,047.64

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Solution

The fourth proportional to 52,819.20, 79,338.24 and 51,047.64 is: 76,677.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,819.20 : 79,338.24 = 51,047.64 : x
  2. Step 2: Convert to fraction form
    52,819.20/79,338.24 = 51,047.64/x
  3. Step 3: Cross multiply
    52,819.20x = 79,338.24 × 51,047.64
  4. Step 4: Simplify right side
    52,819.20x = 4,050,029,913.75
  5. Step 5: Solve for x
    x = 4,050,029,913.75/52,819.20
  6. Step 6: Final answer
    x = 76,677.23

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