Home / 178,856.72-268,310.84-54,207.44

Finding the Fourth Proportional to 178,856.72, 268,310.84 and 54,207.44

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Solution

The fourth proportional to 178,856.72, 268,310.84 and 54,207.44 is: 81,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,856.72 : 268,310.84 = 54,207.44 : x
  2. Step 2: Convert to fraction form
    178,856.72/268,310.84 = 54,207.44/x
  3. Step 3: Cross multiply
    178,856.72x = 268,310.84 × 54,207.44
  4. Step 4: Simplify right side
    178,856.72x = 14,544,443,760.65
  5. Step 5: Solve for x
    x = 14,544,443,760.65/178,856.72
  6. Step 6: Final answer
    x = 81,318.97

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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.