Home / 57,486.38-79,319.25-33,608.43

Finding the Fourth Proportional to 57,486.38, 79,319.25 and 33,608.43

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Solution

The fourth proportional to 57,486.38, 79,319.25 and 33,608.43 is: 46,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,486.38 : 79,319.25 = 33,608.43 : x
  2. Step 2: Convert to fraction form
    57,486.38/79,319.25 = 33,608.43/x
  3. Step 3: Cross multiply
    57,486.38x = 79,319.25 × 33,608.43
  4. Step 4: Simplify right side
    57,486.38x = 2,665,795,461.28
  5. Step 5: Solve for x
    x = 2,665,795,461.28/57,486.38
  6. Step 6: Final answer
    x = 46,372.65

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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.