Home / 48,759.17-73,138.76-17,161.79

Finding the Fourth Proportional to 48,759.17, 73,138.76 and 17,161.79

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Solution

The fourth proportional to 48,759.17, 73,138.76 and 17,161.79 is: 25,742.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,759.17 : 73,138.76 = 17,161.79 : x
  2. Step 2: Convert to fraction form
    48,759.17/73,138.76 = 17,161.79/x
  3. Step 3: Cross multiply
    48,759.17x = 73,138.76 × 17,161.79
  4. Step 4: Simplify right side
    48,759.17x = 1,255,192,039.98
  5. Step 5: Solve for x
    x = 1,255,192,039.98/48,759.17
  6. Step 6: Final answer
    x = 25,742.69

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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.