Home / 89,211.53-123,105.77-48,924.41

Finding the Fourth Proportional to 89,211.53, 123,105.77 and 48,924.41

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Solution

The fourth proportional to 89,211.53, 123,105.77 and 48,924.41 is: 67,512.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,211.53 : 123,105.77 = 48,924.41 : x
  2. Step 2: Convert to fraction form
    89,211.53/123,105.77 = 48,924.41/x
  3. Step 3: Cross multiply
    89,211.53x = 123,105.77 × 48,924.41
  4. Step 4: Simplify right side
    89,211.53x = 6,022,876,763.36
  5. Step 5: Solve for x
    x = 6,022,876,763.36/89,211.53
  6. Step 6: Final answer
    x = 67,512.32

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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.