Home / 69,755.38-96,091.55-50,578.80

Finding the Fourth Proportional to 69,755.38, 96,091.55 and 50,578.80

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Solution

The fourth proportional to 69,755.38, 96,091.55 and 50,578.80 is: 69,674.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,755.38 : 96,091.55 = 50,578.80 : x
  2. Step 2: Convert to fraction form
    69,755.38/96,091.55 = 50,578.80/x
  3. Step 3: Cross multiply
    69,755.38x = 96,091.55 × 50,578.80
  4. Step 4: Simplify right side
    69,755.38x = 4,860,194,865.57
  5. Step 5: Solve for x
    x = 4,860,194,865.57/69,755.38
  6. Step 6: Final answer
    x = 69,674.84

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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.