Home / 49,195.74-67,900.23-30,078.66

Finding the Fourth Proportional to 49,195.74, 67,900.23 and 30,078.66

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Solution

The fourth proportional to 49,195.74, 67,900.23 and 30,078.66 is: 41,514.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,195.74 : 67,900.23 = 30,078.66 : x
  2. Step 2: Convert to fraction form
    49,195.74/67,900.23 = 30,078.66/x
  3. Step 3: Cross multiply
    49,195.74x = 67,900.23 × 30,078.66
  4. Step 4: Simplify right side
    49,195.74x = 2,042,347,932.09
  5. Step 5: Solve for x
    x = 2,042,347,932.09/49,195.74
  6. Step 6: Final answer
    x = 41,514.73

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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.