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Finding the Fourth Proportional to 70,602.56, 105,872.74 and 33,173.28

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Solution

The fourth proportional to 70,602.56, 105,872.74 and 33,173.28 is: 49,745.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,602.56 : 105,872.74 = 33,173.28 : x
  2. Step 2: Convert to fraction form
    70,602.56/105,872.74 = 33,173.28/x
  3. Step 3: Cross multiply
    70,602.56x = 105,872.74 × 33,173.28
  4. Step 4: Simplify right side
    70,602.56x = 3,512,146,048.39
  5. Step 5: Solve for x
    x = 3,512,146,048.39/70,602.56
  6. Step 6: Final answer
    x = 49,745.31

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