Home / 134,757.45-202,300.20-68,163.30

Finding the Fourth Proportional to 134,757.45, 202,300.20 and 68,163.30

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Solution

The fourth proportional to 134,757.45, 202,300.20 and 68,163.30 is: 102,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,757.45 : 202,300.20 = 68,163.30 : x
  2. Step 2: Convert to fraction form
    134,757.45/202,300.20 = 68,163.30/x
  3. Step 3: Cross multiply
    134,757.45x = 202,300.20 × 68,163.30
  4. Step 4: Simplify right side
    134,757.45x = 13,789,449,222.66
  5. Step 5: Solve for x
    x = 13,789,449,222.66/134,757.45
  6. Step 6: Final answer
    x = 102,327.92

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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.