Home / 74,163.37-111,560.74-67,227.03

Finding the Fourth Proportional to 74,163.37, 111,560.74 and 67,227.03

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Solution

The fourth proportional to 74,163.37, 111,560.74 and 67,227.03 is: 101,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,163.37 : 111,560.74 = 67,227.03 : x
  2. Step 2: Convert to fraction form
    74,163.37/111,560.74 = 67,227.03/x
  3. Step 3: Cross multiply
    74,163.37x = 111,560.74 × 67,227.03
  4. Step 4: Simplify right side
    74,163.37x = 7,499,896,880.48
  5. Step 5: Solve for x
    x = 7,499,896,880.48/74,163.37
  6. Step 6: Final answer
    x = 101,126.71

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1.5x scale

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.