Home / 87,893.70-131,819.55-37,946.47

Finding the Fourth Proportional to 87,893.70, 131,819.55 and 37,946.47

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Solution

The fourth proportional to 87,893.70, 131,819.55 and 37,946.47 is: 56,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,893.70 : 131,819.55 = 37,946.47 : x
  2. Step 2: Convert to fraction form
    87,893.70/131,819.55 = 37,946.47/x
  3. Step 3: Cross multiply
    87,893.70x = 131,819.55 × 37,946.47
  4. Step 4: Simplify right side
    87,893.70x = 5,002,085,940.39
  5. Step 5: Solve for x
    x = 5,002,085,940.39/87,893.70
  6. Step 6: Final answer
    x = 56,910.63

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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.