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Finding the Fourth Proportional to 36,028.89, 49,720.71 and 22,600.71

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Solution

The fourth proportional to 36,028.89, 49,720.71 and 22,600.71 is: 31,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.89 : 49,720.71 = 22,600.71 : x
  2. Step 2: Convert to fraction form
    36,028.89/49,720.71 = 22,600.71/x
  3. Step 3: Cross multiply
    36,028.89x = 49,720.71 × 22,600.71
  4. Step 4: Simplify right side
    36,028.89x = 1,123,723,347.70
  5. Step 5: Solve for x
    x = 1,123,723,347.70/36,028.89
  6. Step 6: Final answer
    x = 31,189.51

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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.