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Finding the Fourth Proportional to 259,231.76, 388,847.03 and 101,349.20

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Solution

The fourth proportional to 259,231.76, 388,847.03 and 101,349.20 is: 152,023.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,231.76 : 388,847.03 = 101,349.20 : x
  2. Step 2: Convert to fraction form
    259,231.76/388,847.03 = 101,349.20/x
  3. Step 3: Cross multiply
    259,231.76x = 388,847.03 × 101,349.20
  4. Step 4: Simplify right side
    259,231.76x = 39,409,332,961.89
  5. Step 5: Solve for x
    x = 39,409,332,961.89/259,231.76
  6. Step 6: Final answer
    x = 152,023.55

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