Home / 37,939.60-56,920.92-17,163.28

Finding the Fourth Proportional to 37,939.60, 56,920.92 and 17,163.28

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Solution

The fourth proportional to 37,939.60, 56,920.92 and 17,163.28 is: 25,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.60 : 56,920.92 = 17,163.28 : x
  2. Step 2: Convert to fraction form
    37,939.60/56,920.92 = 17,163.28/x
  3. Step 3: Cross multiply
    37,939.60x = 56,920.92 × 17,163.28
  4. Step 4: Simplify right side
    37,939.60x = 976,949,687.82
  5. Step 5: Solve for x
    x = 976,949,687.82/37,939.60
  6. Step 6: Final answer
    x = 25,750.13

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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.