Home / 57,310.44-85,961.58-15,189.59

Finding the Fourth Proportional to 57,310.44, 85,961.58 and 15,189.59

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Solution

The fourth proportional to 57,310.44, 85,961.58 and 15,189.59 is: 22,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,310.44 : 85,961.58 = 15,189.59 : x
  2. Step 2: Convert to fraction form
    57,310.44/85,961.58 = 15,189.59/x
  3. Step 3: Cross multiply
    57,310.44x = 85,961.58 × 15,189.59
  4. Step 4: Simplify right side
    57,310.44x = 1,305,720,726.14
  5. Step 5: Solve for x
    x = 1,305,720,726.14/57,310.44
  6. Step 6: Final answer
    x = 22,783.30

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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.