Home / 207,546.06-311,362.83-67,293.75

Finding the Fourth Proportional to 207,546.06, 311,362.83 and 67,293.75

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Solution

The fourth proportional to 207,546.06, 311,362.83 and 67,293.75 is: 100,954.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,546.06 : 311,362.83 = 67,293.75 : x
  2. Step 2: Convert to fraction form
    207,546.06/311,362.83 = 67,293.75/x
  3. Step 3: Cross multiply
    207,546.06x = 311,362.83 × 67,293.75
  4. Step 4: Simplify right side
    207,546.06x = 20,952,772,441.31
  5. Step 5: Solve for x
    x = 20,952,772,441.31/207,546.06
  6. Step 6: Final answer
    x = 100,954.81

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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.