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Finding the Fourth Proportional to 55,968.69, 83,952.94 and 38,385.21

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Solution

The fourth proportional to 55,968.69, 83,952.94 and 38,385.21 is: 57,577.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,968.69 : 83,952.94 = 38,385.21 : x
  2. Step 2: Convert to fraction form
    55,968.69/83,952.94 = 38,385.21/x
  3. Step 3: Cross multiply
    55,968.69x = 83,952.94 × 38,385.21
  4. Step 4: Simplify right side
    55,968.69x = 3,222,550,716.29
  5. Step 5: Solve for x
    x = 3,222,550,716.29/55,968.69
  6. Step 6: Final answer
    x = 57,577.75

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