Home / 67,932.64-101,911.20-27,944.56

Finding the Fourth Proportional to 67,932.64, 101,911.20 and 27,944.56

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Solution

The fourth proportional to 67,932.64, 101,911.20 and 27,944.56 is: 41,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,932.64 : 101,911.20 = 27,944.56 : x
  2. Step 2: Convert to fraction form
    67,932.64/101,911.20 = 27,944.56/x
  3. Step 3: Cross multiply
    67,932.64x = 101,911.20 × 27,944.56
  4. Step 4: Simplify right side
    67,932.64x = 2,847,863,643.07
  5. Step 5: Solve for x
    x = 2,847,863,643.07/67,932.64
  6. Step 6: Final answer
    x = 41,921.88

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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.