Home / 89,245.85-123,155.19-48,958.75

Finding the Fourth Proportional to 89,245.85, 123,155.19 and 48,958.75

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Solution

The fourth proportional to 89,245.85, 123,155.19 and 48,958.75 is: 67,560.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,245.85 : 123,155.19 = 48,958.75 : x
  2. Step 2: Convert to fraction form
    89,245.85/123,155.19 = 48,958.75/x
  3. Step 3: Cross multiply
    89,245.85x = 123,155.19 × 48,958.75
  4. Step 4: Simplify right side
    89,245.85x = 6,029,524,158.41
  5. Step 5: Solve for x
    x = 6,029,524,158.41/89,245.85
  6. Step 6: Final answer
    x = 67,560.84

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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.