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Finding the Fourth Proportional to 153,399.96, 229,793.63 and 121,863.42

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Solution

The fourth proportional to 153,399.96, 229,793.63 and 121,863.42 is: 182,551.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,399.96 : 229,793.63 = 121,863.42 : x
  2. Step 2: Convert to fraction form
    153,399.96/229,793.63 = 121,863.42/x
  3. Step 3: Cross multiply
    153,399.96x = 229,793.63 × 121,863.42
  4. Step 4: Simplify right side
    153,399.96x = 28,003,437,036.70
  5. Step 5: Solve for x
    x = 28,003,437,036.70/153,399.96
  6. Step 6: Final answer
    x = 182,551.79

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