Home / 37,076.23-51,170.07-21,163.78

Finding the Fourth Proportional to 37,076.23, 51,170.07 and 21,163.78

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Solution

The fourth proportional to 37,076.23, 51,170.07 and 21,163.78 is: 29,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,076.23 : 51,170.07 = 21,163.78 : x
  2. Step 2: Convert to fraction form
    37,076.23/51,170.07 = 21,163.78/x
  3. Step 3: Cross multiply
    37,076.23x = 51,170.07 × 21,163.78
  4. Step 4: Simplify right side
    37,076.23x = 1,082,952,104.06
  5. Step 5: Solve for x
    x = 1,082,952,104.06/37,076.23
  6. Step 6: Final answer
    x = 29,208.80

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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.