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Finding the Fourth Proportional to 98,502.24, 135,932.40 and 53,790.24

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Solution

The fourth proportional to 98,502.24, 135,932.40 and 53,790.24 is: 74,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,502.24 : 135,932.40 = 53,790.24 : x
  2. Step 2: Convert to fraction form
    98,502.24/135,932.40 = 53,790.24/x
  3. Step 3: Cross multiply
    98,502.24x = 135,932.40 × 53,790.24
  4. Step 4: Simplify right side
    98,502.24x = 7,311,836,419.78
  5. Step 5: Solve for x
    x = 7,311,836,419.78/98,502.24
  6. Step 6: Final answer
    x = 74,230.15

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