Home / 95,105.67-131,249.77-52,664.20

Finding the Fourth Proportional to 95,105.67, 131,249.77 and 52,664.20

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Solution

The fourth proportional to 95,105.67, 131,249.77 and 52,664.20 is: 72,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,105.67 : 131,249.77 = 52,664.20 : x
  2. Step 2: Convert to fraction form
    95,105.67/131,249.77 = 52,664.20/x
  3. Step 3: Cross multiply
    95,105.67x = 131,249.77 × 52,664.20
  4. Step 4: Simplify right side
    95,105.67x = 6,912,164,137.23
  5. Step 5: Solve for x
    x = 6,912,164,137.23/95,105.67
  6. Step 6: Final answer
    x = 72,678.78

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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.