Home / 194,576.87-291,977.82-82,249.79

Finding the Fourth Proportional to 194,576.87, 291,977.82 and 82,249.79

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Solution

The fourth proportional to 194,576.87, 291,977.82 and 82,249.79 is: 123,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,576.87 : 291,977.82 = 82,249.79 : x
  2. Step 2: Convert to fraction form
    194,576.87/291,977.82 = 82,249.79/x
  3. Step 3: Cross multiply
    194,576.87x = 291,977.82 × 82,249.79
  4. Step 4: Simplify right side
    194,576.87x = 24,015,112,919.77
  5. Step 5: Solve for x
    x = 24,015,112,919.77/194,576.87
  6. Step 6: Final answer
    x = 123,422.24

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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.