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Finding the Fourth Proportional to 67,775.28, 93,519 and 42,606.96

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Solution

The fourth proportional to 67,775.28, 93,519 and 42,606.96 is: 58,790.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,775.28 : 93,519 = 42,606.96 : x
  2. Step 2: Convert to fraction form
    67,775.28/93,519 = 42,606.96/x
  3. Step 3: Cross multiply
    67,775.28x = 93,519 × 42,606.96
  4. Step 4: Simplify right side
    67,775.28x = 3,984,560,292.24
  5. Step 5: Solve for x
    x = 3,984,560,292.24/67,775.28
  6. Step 6: Final answer
    x = 58,790.76

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