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Finding the Fourth Proportional to 28,859.49, 39,829.52 and 17,530.83

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Solution

The fourth proportional to 28,859.49, 39,829.52 and 17,530.83 is: 24,194.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,859.49 : 39,829.52 = 17,530.83 : x
  2. Step 2: Convert to fraction form
    28,859.49/39,829.52 = 17,530.83/x
  3. Step 3: Cross multiply
    28,859.49x = 39,829.52 × 17,530.83
  4. Step 4: Simplify right side
    28,859.49x = 698,244,587.93
  5. Step 5: Solve for x
    x = 698,244,587.93/28,859.49
  6. Step 6: Final answer
    x = 24,194.63

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