Home / 49,218.75-67,921.27-27,997.97

Finding the Fourth Proportional to 49,218.75, 67,921.27 and 27,997.97

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Solution

The fourth proportional to 49,218.75, 67,921.27 and 27,997.97 is: 38,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,218.75 : 67,921.27 = 27,997.97 : x
  2. Step 2: Convert to fraction form
    49,218.75/67,921.27 = 27,997.97/x
  3. Step 3: Cross multiply
    49,218.75x = 67,921.27 × 27,997.97
  4. Step 4: Simplify right side
    49,218.75x = 1,901,657,270.22
  5. Step 5: Solve for x
    x = 1,901,657,270.22/49,218.75
  6. Step 6: Final answer
    x = 38,636.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.