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Finding the Fourth Proportional to 67,136.99, 92,647.17 and 36,922.30

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Solution

The fourth proportional to 67,136.99, 92,647.17 and 36,922.30 is: 50,951.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,136.99 : 92,647.17 = 36,922.30 : x
  2. Step 2: Convert to fraction form
    67,136.99/92,647.17 = 36,922.30/x
  3. Step 3: Cross multiply
    67,136.99x = 92,647.17 × 36,922.30
  4. Step 4: Simplify right side
    67,136.99x = 3,420,746,604.89
  5. Step 5: Solve for x
    x = 3,420,746,604.89/67,136.99
  6. Step 6: Final answer
    x = 50,951.74

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1.5x scale

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.