Home / 194,450.40-291,529.44-82,261.92

Finding the Fourth Proportional to 194,450.40, 291,529.44 and 82,261.92

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Solution

The fourth proportional to 194,450.40, 291,529.44 and 82,261.92 is: 123,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,450.40 : 291,529.44 = 82,261.92 : x
  2. Step 2: Convert to fraction form
    194,450.40/291,529.44 = 82,261.92/x
  3. Step 3: Cross multiply
    194,450.40x = 291,529.44 × 82,261.92
  4. Step 4: Simplify right side
    194,450.40x = 23,981,771,470.92
  5. Step 5: Solve for x
    x = 23,981,771,470.92/194,450.40
  6. Step 6: Final answer
    x = 123,331.05

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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.