Home / 50,247.88-69,342.34-31,395.94

Finding the Fourth Proportional to 50,247.88, 69,342.34 and 31,395.94

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Solution

The fourth proportional to 50,247.88, 69,342.34 and 31,395.94 is: 43,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,247.88 : 69,342.34 = 31,395.94 : x
  2. Step 2: Convert to fraction form
    50,247.88/69,342.34 = 31,395.94/x
  3. Step 3: Cross multiply
    50,247.88x = 69,342.34 × 31,395.94
  4. Step 4: Simplify right side
    50,247.88x = 2,177,067,946.10
  5. Step 5: Solve for x
    x = 2,177,067,946.10/50,247.88
  6. Step 6: Final answer
    x = 43,326.56

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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.