Home / 57,593.05-86,398.83-20,152.28

Finding the Fourth Proportional to 57,593.05, 86,398.83 and 20,152.28

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Solution

The fourth proportional to 57,593.05, 86,398.83 and 20,152.28 is: 30,231.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,593.05 : 86,398.83 = 20,152.28 : x
  2. Step 2: Convert to fraction form
    57,593.05/86,398.83 = 20,152.28/x
  3. Step 3: Cross multiply
    57,593.05x = 86,398.83 × 20,152.28
  4. Step 4: Simplify right side
    57,593.05x = 1,741,133,629.83
  5. Step 5: Solve for x
    x = 1,741,133,629.83/57,593.05
  6. Step 6: Final answer
    x = 30,231.66

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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.