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Finding the Fourth Proportional to 93,323.97, 128,807.19 and 55,069.29

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Solution

The fourth proportional to 93,323.97, 128,807.19 and 55,069.29 is: 76,007.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,323.97 : 128,807.19 = 55,069.29 : x
  2. Step 2: Convert to fraction form
    93,323.97/128,807.19 = 55,069.29/x
  3. Step 3: Cross multiply
    93,323.97x = 128,807.19 × 55,069.29
  4. Step 4: Simplify right side
    93,323.97x = 7,093,320,500.20
  5. Step 5: Solve for x
    x = 7,093,320,500.20/93,323.97
  6. Step 6: Final answer
    x = 76,007.49

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