Home / 51,912.73-77,887.16-16,379.53

Finding the Fourth Proportional to 51,912.73, 77,887.16 and 16,379.53

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Solution

The fourth proportional to 51,912.73, 77,887.16 and 16,379.53 is: 24,575.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,912.73 : 77,887.16 = 16,379.53 : x
  2. Step 2: Convert to fraction form
    51,912.73/77,887.16 = 16,379.53/x
  3. Step 3: Cross multiply
    51,912.73x = 77,887.16 × 16,379.53
  4. Step 4: Simplify right side
    51,912.73x = 1,275,755,388.89
  5. Step 5: Solve for x
    x = 1,275,755,388.89/51,912.73
  6. Step 6: Final answer
    x = 24,575.00

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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.