Home / 37,114.20-55,671.30-28,819.80

Finding the Fourth Proportional to 37,114.20, 55,671.30 and 28,819.80

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Solution

The fourth proportional to 37,114.20, 55,671.30 and 28,819.80 is: 43,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,114.20 : 55,671.30 = 28,819.80 : x
  2. Step 2: Convert to fraction form
    37,114.20/55,671.30 = 28,819.80/x
  3. Step 3: Cross multiply
    37,114.20x = 55,671.30 × 28,819.80
  4. Step 4: Simplify right side
    37,114.20x = 1,604,435,731.74
  5. Step 5: Solve for x
    x = 1,604,435,731.74/37,114.20
  6. Step 6: Final answer
    x = 43,229.70

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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.