Home / 69,778.38-96,292.14-39,566.58

Finding the Fourth Proportional to 69,778.38, 96,292.14 and 39,566.58

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Solution

The fourth proportional to 69,778.38, 96,292.14 and 39,566.58 is: 54,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,778.38 : 96,292.14 = 39,566.58 : x
  2. Step 2: Convert to fraction form
    69,778.38/96,292.14 = 39,566.58/x
  3. Step 3: Cross multiply
    69,778.38x = 96,292.14 × 39,566.58
  4. Step 4: Simplify right side
    69,778.38x = 3,809,950,660.68
  5. Step 5: Solve for x
    x = 3,809,950,660.68/69,778.38
  6. Step 6: Final answer
    x = 54,600.73

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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.