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Finding the Fourth Proportional to 302,103.00, 416,893.83 and 166,136.95

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Solution

The fourth proportional to 302,103.00, 416,893.83 and 166,136.95 is: 229,264.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,103.00 : 416,893.83 = 166,136.95 : x
  2. Step 2: Convert to fraction form
    302,103.00/416,893.83 = 166,136.95/x
  3. Step 3: Cross multiply
    302,103.00x = 416,893.83 × 166,136.95
  4. Step 4: Simplify right side
    302,103.00x = 69,261,469,911.14
  5. Step 5: Solve for x
    x = 69,261,469,911.14/302,103.00
  6. Step 6: Final answer
    x = 229,264.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.