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Finding the Fourth Proportional to 38,238.99, 57,358.05 and 26,947.95

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Solution

The fourth proportional to 38,238.99, 57,358.05 and 26,947.95 is: 40,421.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238.99 : 57,358.05 = 26,947.95 : x
  2. Step 2: Convert to fraction form
    38,238.99/57,358.05 = 26,947.95/x
  3. Step 3: Cross multiply
    38,238.99x = 57,358.05 × 26,947.95
  4. Step 4: Simplify right side
    38,238.99x = 1,545,681,576.71
  5. Step 5: Solve for x
    x = 1,545,681,576.71/38,238.99
  6. Step 6: Final answer
    x = 40,421.62

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