Home / 37,901.94-52,305.11-20,906.20

Finding the Fourth Proportional to 37,901.94, 52,305.11 and 20,906.20

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Solution

The fourth proportional to 37,901.94, 52,305.11 and 20,906.20 is: 28,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,901.94 : 52,305.11 = 20,906.20 : x
  2. Step 2: Convert to fraction form
    37,901.94/52,305.11 = 20,906.20/x
  3. Step 3: Cross multiply
    37,901.94x = 52,305.11 × 20,906.20
  4. Step 4: Simplify right side
    37,901.94x = 1,093,501,090.68
  5. Step 5: Solve for x
    x = 1,093,501,090.68/37,901.94
  6. Step 6: Final answer
    x = 28,850.79

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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.