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Finding the Fourth Proportional to 224,361.72, 336,443.88 and 84,021.84

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Solution

The fourth proportional to 224,361.72, 336,443.88 and 84,021.84 is: 125,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,361.72 : 336,443.88 = 84,021.84 : x
  2. Step 2: Convert to fraction form
    224,361.72/336,443.88 = 84,021.84/x
  3. Step 3: Cross multiply
    224,361.72x = 336,443.88 × 84,021.84
  4. Step 4: Simplify right side
    224,361.72x = 28,268,633,854.34
  5. Step 5: Solve for x
    x = 28,268,633,854.34/224,361.72
  6. Step 6: Final answer
    x = 125,995.80

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