Home / 50,109.44-69,142.64-29,974.56

Finding the Fourth Proportional to 50,109.44, 69,142.64 and 29,974.56

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Solution

The fourth proportional to 50,109.44, 69,142.64 and 29,974.56 is: 41,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,109.44 : 69,142.64 = 29,974.56 : x
  2. Step 2: Convert to fraction form
    50,109.44/69,142.64 = 29,974.56/x
  3. Step 3: Cross multiply
    50,109.44x = 69,142.64 × 29,974.56
  4. Step 4: Simplify right side
    50,109.44x = 2,072,520,211.24
  5. Step 5: Solve for x
    x = 2,072,520,211.24/50,109.44
  6. Step 6: Final answer
    x = 41,359.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.