Home / 57,754.14-86,633.55-18,310.38

Finding the Fourth Proportional to 57,754.14, 86,633.55 and 18,310.38

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Solution

The fourth proportional to 57,754.14, 86,633.55 and 18,310.38 is: 27,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,754.14 : 86,633.55 = 18,310.38 : x
  2. Step 2: Convert to fraction form
    57,754.14/86,633.55 = 18,310.38/x
  3. Step 3: Cross multiply
    57,754.14x = 86,633.55 × 18,310.38
  4. Step 4: Simplify right side
    57,754.14x = 1,586,293,221.25
  5. Step 5: Solve for x
    x = 1,586,293,221.25/57,754.14
  6. Step 6: Final answer
    x = 27,466.31

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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.