Home / 69,081.75-95,332.82-39,273.75

Finding the Fourth Proportional to 69,081.75, 95,332.82 and 39,273.75

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Solution

The fourth proportional to 69,081.75, 95,332.82 and 39,273.75 is: 54,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,081.75 : 95,332.82 = 39,273.75 : x
  2. Step 2: Convert to fraction form
    69,081.75/95,332.82 = 39,273.75/x
  3. Step 3: Cross multiply
    69,081.75x = 95,332.82 × 39,273.75
  4. Step 4: Simplify right side
    69,081.75x = 3,744,077,143.11
  5. Step 5: Solve for x
    x = 3,744,077,143.11/69,081.75
  6. Step 6: Final answer
    x = 54,197.78

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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.