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Finding the Fourth Proportional to 99,354.44, 137,106.34 and 54,642.44

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Solution

The fourth proportional to 99,354.44, 137,106.34 and 54,642.44 is: 75,405.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,354.44 : 137,106.34 = 54,642.44 : x
  2. Step 2: Convert to fraction form
    99,354.44/137,106.34 = 54,642.44/x
  3. Step 3: Cross multiply
    99,354.44x = 137,106.34 × 54,642.44
  4. Step 4: Simplify right side
    99,354.44x = 7,491,824,957.07
  5. Step 5: Solve for x
    x = 7,491,824,957.07/99,354.44
  6. Step 6: Final answer
    x = 75,405.03

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