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Finding the Fourth Proportional to 80,000.35, 110,399.79 and 44,192.86

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Solution

The fourth proportional to 80,000.35, 110,399.79 and 44,192.86 is: 60,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,000.35 : 110,399.79 = 44,192.86 : x
  2. Step 2: Convert to fraction form
    80,000.35/110,399.79 = 44,192.86/x
  3. Step 3: Cross multiply
    80,000.35x = 110,399.79 × 44,192.86
  4. Step 4: Simplify right side
    80,000.35x = 4,878,882,463.50
  5. Step 5: Solve for x
    x = 4,878,882,463.50/80,000.35
  6. Step 6: Final answer
    x = 60,985.76

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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.