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Finding the Fourth Proportional to 246,091.80, 369,137.70 and 68,611.26

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Solution

The fourth proportional to 246,091.80, 369,137.70 and 68,611.26 is: 102,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,091.80 : 369,137.70 = 68,611.26 : x
  2. Step 2: Convert to fraction form
    246,091.80/369,137.70 = 68,611.26/x
  3. Step 3: Cross multiply
    246,091.80x = 369,137.70 × 68,611.26
  4. Step 4: Simplify right side
    246,091.80x = 25,327,002,710.50
  5. Step 5: Solve for x
    x = 25,327,002,710.50/246,091.80
  6. Step 6: Final answer
    x = 102,916.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.