Home / 27,179.46-40,773.03-8,461.38

Finding the Fourth Proportional to 27,179.46, 40,773.03 and 8,461.38

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Solution

The fourth proportional to 27,179.46, 40,773.03 and 8,461.38 is: 12,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179.46 : 40,773.03 = 8,461.38 : x
  2. Step 2: Convert to fraction form
    27,179.46/40,773.03 = 8,461.38/x
  3. Step 3: Cross multiply
    27,179.46x = 40,773.03 × 8,461.38
  4. Step 4: Simplify right side
    27,179.46x = 344,996,181.36
  5. Step 5: Solve for x
    x = 344,996,181.36/27,179.46
  6. Step 6: Final answer
    x = 12,693.27

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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.