Home / 486,166.16-729,249.22-131,180.17

Finding the Fourth Proportional to 486,166.16, 729,249.22 and 131,180.17

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Solution

The fourth proportional to 486,166.16, 729,249.22 and 131,180.17 is: 196,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,166.16 : 729,249.22 = 131,180.17 : x
  2. Step 2: Convert to fraction form
    486,166.16/729,249.22 = 131,180.17/x
  3. Step 3: Cross multiply
    486,166.16x = 729,249.22 × 131,180.17
  4. Step 4: Simplify right side
    486,166.16x = 95,663,036,651.97
  5. Step 5: Solve for x
    x = 95,663,036,651.97/486,166.16
  6. Step 6: Final answer
    x = 196,770.25

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.