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Finding the Fourth Proportional to 92,344.80, 138,519.36 and 33,184.80

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Solution

The fourth proportional to 92,344.80, 138,519.36 and 33,184.80 is: 49,777.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,344.80 : 138,519.36 = 33,184.80 : x
  2. Step 2: Convert to fraction form
    92,344.80/138,519.36 = 33,184.80/x
  3. Step 3: Cross multiply
    92,344.80x = 138,519.36 × 33,184.80
  4. Step 4: Simplify right side
    92,344.80x = 4,596,737,257.73
  5. Step 5: Solve for x
    x = 4,596,737,257.73/92,344.80
  6. Step 6: Final answer
    x = 49,777.98

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1.5x scale

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.