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Finding the Fourth Proportional to 87,632.92, 120,933.48 and 47,346.67

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Solution

The fourth proportional to 87,632.92, 120,933.48 and 47,346.67 is: 65,338.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,632.92 : 120,933.48 = 47,346.67 : x
  2. Step 2: Convert to fraction form
    87,632.92/120,933.48 = 47,346.67/x
  3. Step 3: Cross multiply
    87,632.92x = 120,933.48 × 47,346.67
  4. Step 4: Simplify right side
    87,632.92x = 5,725,797,569.51
  5. Step 5: Solve for x
    x = 5,725,797,569.51/87,632.92
  6. Step 6: Final answer
    x = 65,338.43

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