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Finding the Fourth Proportional to 208,854.70, 288,195.52 and 116,961.17

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Solution

The fourth proportional to 208,854.70, 288,195.52 and 116,961.17 is: 161,392.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,854.70 : 288,195.52 = 116,961.17 : x
  2. Step 2: Convert to fraction form
    208,854.70/288,195.52 = 116,961.17/x
  3. Step 3: Cross multiply
    208,854.70x = 288,195.52 × 116,961.17
  4. Step 4: Simplify right side
    208,854.70x = 33,707,683,693.88
  5. Step 5: Solve for x
    x = 33,707,683,693.88/208,854.70
  6. Step 6: Final answer
    x = 161,392.98

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