Home / 54,600.28-81,900.44-15,157.38

Finding the Fourth Proportional to 54,600.28, 81,900.44 and 15,157.38

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Solution

The fourth proportional to 54,600.28, 81,900.44 and 15,157.38 is: 22,736.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,600.28 : 81,900.44 = 15,157.38 : x
  2. Step 2: Convert to fraction form
    54,600.28/81,900.44 = 15,157.38/x
  3. Step 3: Cross multiply
    54,600.28x = 81,900.44 × 15,157.38
  4. Step 4: Simplify right side
    54,600.28x = 1,241,396,091.25
  5. Step 5: Solve for x
    x = 1,241,396,091.25/54,600.28
  6. Step 6: Final answer
    x = 22,736.08

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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.