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Finding the Fourth Proportional to 116,478.48, 174,238.20 and 106,545.36

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Solution

The fourth proportional to 116,478.48, 174,238.20 and 106,545.36 is: 159,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,478.48 : 174,238.20 = 106,545.36 : x
  2. Step 2: Convert to fraction form
    116,478.48/174,238.20 = 106,545.36/x
  3. Step 3: Cross multiply
    116,478.48x = 174,238.20 × 106,545.36
  4. Step 4: Simplify right side
    116,478.48x = 18,564,271,744.75
  5. Step 5: Solve for x
    x = 18,564,271,744.75/116,478.48
  6. Step 6: Final answer
    x = 159,379.41

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