Home / 89,252.32-123,190.60-60,620.44

Finding the Fourth Proportional to 89,252.32, 123,190.60 and 60,620.44

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Solution

The fourth proportional to 89,252.32, 123,190.60 and 60,620.44 is: 83,671.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,252.32 : 123,190.60 = 60,620.44 : x
  2. Step 2: Convert to fraction form
    89,252.32/123,190.60 = 60,620.44/x
  3. Step 3: Cross multiply
    89,252.32x = 123,190.60 × 60,620.44
  4. Step 4: Simplify right side
    89,252.32x = 7,467,868,375.86
  5. Step 5: Solve for x
    x = 7,467,868,375.86/89,252.32
  6. Step 6: Final answer
    x = 83,671.42

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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.