Home / 149,734.20-224,243.24-86,362.21

Finding the Fourth Proportional to 149,734.20, 224,243.24 and 86,362.21

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Solution

The fourth proportional to 149,734.20, 224,243.24 and 86,362.21 is: 129,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,734.20 : 224,243.24 = 86,362.21 : x
  2. Step 2: Convert to fraction form
    149,734.20/224,243.24 = 86,362.21/x
  3. Step 3: Cross multiply
    149,734.20x = 224,243.24 × 86,362.21
  4. Step 4: Simplify right side
    149,734.20x = 19,366,140,230.93
  5. Step 5: Solve for x
    x = 19,366,140,230.93/149,734.20
  6. Step 6: Final answer
    x = 129,336.79

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