Home / 194,587.12-291,993.20-82,260.04

Finding the Fourth Proportional to 194,587.12, 291,993.20 and 82,260.04

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Solution

The fourth proportional to 194,587.12, 291,993.20 and 82,260.04 is: 123,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,587.12 : 291,993.20 = 82,260.04 : x
  2. Step 2: Convert to fraction form
    194,587.12/291,993.20 = 82,260.04/x
  3. Step 3: Cross multiply
    194,587.12x = 291,993.20 × 82,260.04
  4. Step 4: Simplify right side
    194,587.12x = 24,019,372,311.73
  5. Step 5: Solve for x
    x = 24,019,372,311.73/194,587.12
  6. Step 6: Final answer
    x = 123,437.63

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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.