Home / 50,137.73-69,191.99-28,630.98

Finding the Fourth Proportional to 50,137.73, 69,191.99 and 28,630.98

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Solution

The fourth proportional to 50,137.73, 69,191.99 and 28,630.98 is: 39,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,137.73 : 69,191.99 = 28,630.98 : x
  2. Step 2: Convert to fraction form
    50,137.73/69,191.99 = 28,630.98/x
  3. Step 3: Cross multiply
    50,137.73x = 69,191.99 × 28,630.98
  4. Step 4: Simplify right side
    50,137.73x = 1,981,034,338.70
  5. Step 5: Solve for x
    x = 1,981,034,338.70/50,137.73
  6. Step 6: Final answer
    x = 39,511.85

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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.