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Finding the Fourth Proportional to 77,781.02, 116,666.01 and 44,396.46

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Solution

The fourth proportional to 77,781.02, 116,666.01 and 44,396.46 is: 66,591.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,781.02 : 116,666.01 = 44,396.46 : x
  2. Step 2: Convert to fraction form
    77,781.02/116,666.01 = 44,396.46/x
  3. Step 3: Cross multiply
    77,781.02x = 116,666.01 × 44,396.46
  4. Step 4: Simplify right side
    77,781.02x = 5,179,557,846.32
  5. Step 5: Solve for x
    x = 5,179,557,846.32/77,781.02
  6. Step 6: Final answer
    x = 66,591.54

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