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Finding the Fourth Proportional to 80,244.70, 110,737.66 and 44,434.70

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Solution

The fourth proportional to 80,244.70, 110,737.66 and 44,434.70 is: 61,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,244.70 : 110,737.66 = 44,434.70 : x
  2. Step 2: Convert to fraction form
    80,244.70/110,737.66 = 44,434.70/x
  3. Step 3: Cross multiply
    80,244.70x = 110,737.66 × 44,434.70
  4. Step 4: Simplify right side
    80,244.70x = 4,920,594,700.80
  5. Step 5: Solve for x
    x = 4,920,594,700.80/80,244.70
  6. Step 6: Final answer
    x = 61,319.87

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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.