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Finding the Fourth Proportional to 150,653.30, 225,993.09 and 49,421

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Solution

The fourth proportional to 150,653.30, 225,993.09 and 49,421 is: 74,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,653.30 : 225,993.09 = 49,421 : x
  2. Step 2: Convert to fraction form
    150,653.30/225,993.09 = 49,421/x
  3. Step 3: Cross multiply
    150,653.30x = 225,993.09 × 49,421
  4. Step 4: Simplify right side
    150,653.30x = 11,168,804,500.89
  5. Step 5: Solve for x
    x = 11,168,804,500.89/150,653.30
  6. Step 6: Final answer
    x = 74,135.81

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