Home / 51,126.12-76,704.96-26,183.70

Finding the Fourth Proportional to 51,126.12, 76,704.96 and 26,183.70

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Solution

The fourth proportional to 51,126.12, 76,704.96 and 26,183.70 is: 39,283.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,126.12 : 76,704.96 = 26,183.70 : x
  2. Step 2: Convert to fraction form
    51,126.12/76,704.96 = 26,183.70/x
  3. Step 3: Cross multiply
    51,126.12x = 76,704.96 × 26,183.70
  4. Step 4: Simplify right side
    51,126.12x = 2,008,419,661.15
  5. Step 5: Solve for x
    x = 2,008,419,661.15/51,126.12
  6. Step 6: Final answer
    x = 39,283.63

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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.