Home / 48,761.24-73,126.96-20,680.76

Finding the Fourth Proportional to 48,761.24, 73,126.96 and 20,680.76

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Solution

The fourth proportional to 48,761.24, 73,126.96 and 20,680.76 is: 31,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,761.24 : 73,126.96 = 20,680.76 : x
  2. Step 2: Convert to fraction form
    48,761.24/73,126.96 = 20,680.76/x
  3. Step 3: Cross multiply
    48,761.24x = 73,126.96 × 20,680.76
  4. Step 4: Simplify right side
    48,761.24x = 1,512,321,109.29
  5. Step 5: Solve for x
    x = 1,512,321,109.29/48,761.24
  6. Step 6: Final answer
    x = 31,014.82

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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.