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Finding the Fourth Proportional to 55,840.32, 77,057.53 and 31,969.22

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Solution

The fourth proportional to 55,840.32, 77,057.53 and 31,969.22 is: 44,116.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,840.32 : 77,057.53 = 31,969.22 : x
  2. Step 2: Convert to fraction form
    55,840.32/77,057.53 = 31,969.22/x
  3. Step 3: Cross multiply
    55,840.32x = 77,057.53 × 31,969.22
  4. Step 4: Simplify right side
    55,840.32x = 2,463,468,664.02
  5. Step 5: Solve for x
    x = 2,463,468,664.02/55,840.32
  6. Step 6: Final answer
    x = 44,116.31

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