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Finding the Fourth Proportional to 147,356.70, 221,057.37 and 75,270.03

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Solution

The fourth proportional to 147,356.70, 221,057.37 and 75,270.03 is: 112,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,356.70 : 221,057.37 = 75,270.03 : x
  2. Step 2: Convert to fraction form
    147,356.70/221,057.37 = 75,270.03/x
  3. Step 3: Cross multiply
    147,356.70x = 221,057.37 × 75,270.03
  4. Step 4: Simplify right side
    147,356.70x = 16,638,994,871.62
  5. Step 5: Solve for x
    x = 16,638,994,871.62/147,356.70
  6. Step 6: Final answer
    x = 112,916.45

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