Home / 47,738.74-71,608.14-18,149.74

Finding the Fourth Proportional to 47,738.74, 71,608.14 and 18,149.74

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Solution

The fourth proportional to 47,738.74, 71,608.14 and 18,149.74 is: 27,224.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,738.74 : 71,608.14 = 18,149.74 : x
  2. Step 2: Convert to fraction form
    47,738.74/71,608.14 = 18,149.74/x
  3. Step 3: Cross multiply
    47,738.74x = 71,608.14 × 18,149.74
  4. Step 4: Simplify right side
    47,738.74x = 1,299,669,122.88
  5. Step 5: Solve for x
    x = 1,299,669,122.88/47,738.74
  6. Step 6: Final answer
    x = 27,224.62

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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.