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Finding the Fourth Proportional to 67,137.73, 92,648.22 and 36,923.05

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Solution

The fourth proportional to 67,137.73, 92,648.22 and 36,923.05 is: 50,952.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,137.73 : 92,648.22 = 36,923.05 : x
  2. Step 2: Convert to fraction form
    67,137.73/92,648.22 = 36,923.05/x
  3. Step 3: Cross multiply
    67,137.73x = 92,648.22 × 36,923.05
  4. Step 4: Simplify right side
    67,137.73x = 3,420,854,859.47
  5. Step 5: Solve for x
    x = 3,420,854,859.47/67,137.73
  6. Step 6: Final answer
    x = 50,952.79

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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.