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Finding the Fourth Proportional to 285,591.69, 428,391.18 and 108,051.03

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Solution

The fourth proportional to 285,591.69, 428,391.18 and 108,051.03 is: 162,077.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,591.69 : 428,391.18 = 108,051.03 : x
  2. Step 2: Convert to fraction form
    285,591.69/428,391.18 = 108,051.03/x
  3. Step 3: Cross multiply
    285,591.69x = 428,391.18 × 108,051.03
  4. Step 4: Simplify right side
    285,591.69x = 46,288,108,241.92
  5. Step 5: Solve for x
    x = 46,288,108,241.92/285,591.69
  6. Step 6: Final answer
    x = 162,077.92

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