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Finding the Fourth Proportional to 55,980.99, 77,219.06 and 33,304.64

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Solution

The fourth proportional to 55,980.99, 77,219.06 and 33,304.64 is: 45,939.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,980.99 : 77,219.06 = 33,304.64 : x
  2. Step 2: Convert to fraction form
    55,980.99/77,219.06 = 33,304.64/x
  3. Step 3: Cross multiply
    55,980.99x = 77,219.06 × 33,304.64
  4. Step 4: Simplify right side
    55,980.99x = 2,571,752,441.82
  5. Step 5: Solve for x
    x = 2,571,752,441.82/55,980.99
  6. Step 6: Final answer
    x = 45,939.75

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