Home / 89,217.92-123,119.99-48,930.95

Finding the Fourth Proportional to 89,217.92, 123,119.99 and 48,930.95

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Solution

The fourth proportional to 89,217.92, 123,119.99 and 48,930.95 is: 67,524.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,217.92 : 123,119.99 = 48,930.95 : x
  2. Step 2: Convert to fraction form
    89,217.92/123,119.99 = 48,930.95/x
  3. Step 3: Cross multiply
    89,217.92x = 123,119.99 × 48,930.95
  4. Step 4: Simplify right side
    89,217.92x = 6,024,378,074.69
  5. Step 5: Solve for x
    x = 6,024,378,074.69/89,217.92
  6. Step 6: Final answer
    x = 67,524.31

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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.