Home / 51,306.54-76,964.19-18,023.70

Finding the Fourth Proportional to 51,306.54, 76,964.19 and 18,023.70

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Solution

The fourth proportional to 51,306.54, 76,964.19 and 18,023.70 is: 27,037.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,306.54 : 76,964.19 = 18,023.70 : x
  2. Step 2: Convert to fraction form
    51,306.54/76,964.19 = 18,023.70/x
  3. Step 3: Cross multiply
    51,306.54x = 76,964.19 × 18,023.70
  4. Step 4: Simplify right side
    51,306.54x = 1,387,179,471.30
  5. Step 5: Solve for x
    x = 1,387,179,471.30/51,306.54
  6. Step 6: Final answer
    x = 27,037.09

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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.