Home / 67,025.76-100,507.94-40,020.37

Finding the Fourth Proportional to 67,025.76, 100,507.94 and 40,020.37

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Solution

The fourth proportional to 67,025.76, 100,507.94 and 40,020.37 is: 60,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,025.76 : 100,507.94 = 40,020.37 : x
  2. Step 2: Convert to fraction form
    67,025.76/100,507.94 = 40,020.37/x
  3. Step 3: Cross multiply
    67,025.76x = 100,507.94 × 40,020.37
  4. Step 4: Simplify right side
    67,025.76x = 4,022,365,028.25
  5. Step 5: Solve for x
    x = 4,022,365,028.25/67,025.76
  6. Step 6: Final answer
    x = 60,012.22

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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.