Home / 105,665.24-158,440.62-46,431.56

Finding the Fourth Proportional to 105,665.24, 158,440.62 and 46,431.56

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Solution

The fourth proportional to 105,665.24, 158,440.62 and 46,431.56 is: 69,622.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,665.24 : 158,440.62 = 46,431.56 : x
  2. Step 2: Convert to fraction form
    105,665.24/158,440.62 = 46,431.56/x
  3. Step 3: Cross multiply
    105,665.24x = 158,440.62 × 46,431.56
  4. Step 4: Simplify right side
    105,665.24x = 7,356,645,153.97
  5. Step 5: Solve for x
    x = 7,356,645,153.97/105,665.24
  6. Step 6: Final answer
    x = 69,622.19

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