Home / 57,754.58-86,634.33-18,310.82

Finding the Fourth Proportional to 57,754.58, 86,634.33 and 18,310.82

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Solution

The fourth proportional to 57,754.58, 86,634.33 and 18,310.82 is: 27,467.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,754.58 : 86,634.33 = 18,310.82 : x
  2. Step 2: Convert to fraction form
    57,754.58/86,634.33 = 18,310.82/x
  3. Step 3: Cross multiply
    57,754.58x = 86,634.33 × 18,310.82
  4. Step 4: Simplify right side
    57,754.58x = 1,586,345,622.45
  5. Step 5: Solve for x
    x = 1,586,345,622.45/57,754.58
  6. Step 6: Final answer
    x = 27,467.01

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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.