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Finding the Fourth Proportional to 126,026.82, 189,035.34 and 31,257.24

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Solution

The fourth proportional to 126,026.82, 189,035.34 and 31,257.24 is: 46,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,026.82 : 189,035.34 = 31,257.24 : x
  2. Step 2: Convert to fraction form
    126,026.82/189,035.34 = 31,257.24/x
  3. Step 3: Cross multiply
    126,026.82x = 189,035.34 × 31,257.24
  4. Step 4: Simplify right side
    126,026.82x = 5,908,722,990.86
  5. Step 5: Solve for x
    x = 5,908,722,990.86/126,026.82
  6. Step 6: Final answer
    x = 46,884.65

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