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Finding the Fourth Proportional to 120,981.42, 181,471.73 and 31,024.04

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Solution

The fourth proportional to 120,981.42, 181,471.73 and 31,024.04 is: 46,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,981.42 : 181,471.73 = 31,024.04 : x
  2. Step 2: Convert to fraction form
    120,981.42/181,471.73 = 31,024.04/x
  3. Step 3: Cross multiply
    120,981.42x = 181,471.73 × 31,024.04
  4. Step 4: Simplify right side
    120,981.42x = 5,629,985,147.91
  5. Step 5: Solve for x
    x = 5,629,985,147.91/120,981.42
  6. Step 6: Final answer
    x = 46,535.95

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