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Finding the Fourth Proportional to 109,545.48, 164,327.94 and 30,660.39

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Solution

The fourth proportional to 109,545.48, 164,327.94 and 30,660.39 is: 45,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,545.48 : 164,327.94 = 30,660.39 : x
  2. Step 2: Convert to fraction form
    109,545.48/164,327.94 = 30,660.39/x
  3. Step 3: Cross multiply
    109,545.48x = 164,327.94 × 30,660.39
  4. Step 4: Simplify right side
    109,545.48x = 5,038,358,728.30
  5. Step 5: Solve for x
    x = 5,038,358,728.30/109,545.48
  6. Step 6: Final answer
    x = 45,993.31

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