Home / 194,464.16-291,658.96-82,107.44

Finding the Fourth Proportional to 194,464.16, 291,658.96 and 82,107.44

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Solution

The fourth proportional to 194,464.16, 291,658.96 and 82,107.44 is: 123,145.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,464.16 : 291,658.96 = 82,107.44 : x
  2. Step 2: Convert to fraction form
    194,464.16/291,658.96 = 82,107.44/x
  3. Step 3: Cross multiply
    194,464.16x = 291,658.96 × 82,107.44
  4. Step 4: Simplify right side
    194,464.16x = 23,947,370,558.66
  5. Step 5: Solve for x
    x = 23,947,370,558.66/194,464.16
  6. Step 6: Final answer
    x = 123,145.42

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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.