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Finding the Fourth Proportional to 185,709.90, 256,280.37 and 100,826.94

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Solution

The fourth proportional to 185,709.90, 256,280.37 and 100,826.94 is: 139,141.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,709.90 : 256,280.37 = 100,826.94 : x
  2. Step 2: Convert to fraction form
    185,709.90/256,280.37 = 100,826.94/x
  3. Step 3: Cross multiply
    185,709.90x = 256,280.37 × 100,826.94
  4. Step 4: Simplify right side
    185,709.90x = 25,839,965,489.17
  5. Step 5: Solve for x
    x = 25,839,965,489.17/185,709.90
  6. Step 6: Final answer
    x = 139,141.56

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