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Finding the Fourth Proportional to 320,985.57, 481,477.17 and 96,345.03

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Solution

The fourth proportional to 320,985.57, 481,477.17 and 96,345.03 is: 144,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,985.57 : 481,477.17 = 96,345.03 : x
  2. Step 2: Convert to fraction form
    320,985.57/481,477.17 = 96,345.03/x
  3. Step 3: Cross multiply
    320,985.57x = 481,477.17 × 96,345.03
  4. Step 4: Simplify right side
    320,985.57x = 46,387,932,387.97
  5. Step 5: Solve for x
    x = 46,387,932,387.97/320,985.57
  6. Step 6: Final answer
    x = 144,517.19

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