Home / 50,391.24-69,555.86-31,516.36

Finding the Fourth Proportional to 50,391.24, 69,555.86 and 31,516.36

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Solution

The fourth proportional to 50,391.24, 69,555.86 and 31,516.36 is: 43,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,391.24 : 69,555.86 = 31,516.36 : x
  2. Step 2: Convert to fraction form
    50,391.24/69,555.86 = 31,516.36/x
  3. Step 3: Cross multiply
    50,391.24x = 69,555.86 × 31,516.36
  4. Step 4: Simplify right side
    50,391.24x = 2,192,147,523.87
  5. Step 5: Solve for x
    x = 2,192,147,523.87/50,391.24
  6. Step 6: Final answer
    x = 43,502.55

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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.