Home / 51,317.35-76,983.92-18,029.99

Finding the Fourth Proportional to 51,317.35, 76,983.92 and 18,029.99

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Solution

The fourth proportional to 51,317.35, 76,983.92 and 18,029.99 is: 27,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,317.35 : 76,983.92 = 18,029.99 : x
  2. Step 2: Convert to fraction form
    51,317.35/76,983.92 = 18,029.99/x
  3. Step 3: Cross multiply
    51,317.35x = 76,983.92 × 18,029.99
  4. Step 4: Simplify right side
    51,317.35x = 1,388,019,477.68
  5. Step 5: Solve for x
    x = 1,388,019,477.68/51,317.35
  6. Step 6: Final answer
    x = 27,047.76

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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.