Home / 40,236.56-60,366.36-12,542.48

Finding the Fourth Proportional to 40,236.56, 60,366.36 and 12,542.48

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Solution

The fourth proportional to 40,236.56, 60,366.36 and 12,542.48 is: 18,817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,236.56 : 60,366.36 = 12,542.48 : x
  2. Step 2: Convert to fraction form
    40,236.56/60,366.36 = 12,542.48/x
  3. Step 3: Cross multiply
    40,236.56x = 60,366.36 × 12,542.48
  4. Step 4: Simplify right side
    40,236.56x = 757,143,862.97
  5. Step 5: Solve for x
    x = 757,143,862.97/40,236.56
  6. Step 6: Final answer
    x = 18,817.31

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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.