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Finding the Fourth Proportional to 5,298.82, 7,946.71 and 2,136.25

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Solution

The fourth proportional to 5,298.82, 7,946.71 and 2,136.25 is: 3,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.82 : 7,946.71 = 2,136.25 : x
  2. Step 2: Convert to fraction form
    5,298.82/7,946.71 = 2,136.25/x
  3. Step 3: Cross multiply
    5,298.82x = 7,946.71 × 2,136.25
  4. Step 4: Simplify right side
    5,298.82x = 16,976,159.24
  5. Step 5: Solve for x
    x = 16,976,159.24/5,298.82
  6. Step 6: Final answer
    x = 3,203.76

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