Home / 69,036.69-95,273.38-38,821.87

Finding the Fourth Proportional to 69,036.69, 95,273.38 and 38,821.87

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Solution

The fourth proportional to 69,036.69, 95,273.38 and 38,821.87 is: 53,575.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,036.69 : 95,273.38 = 38,821.87 : x
  2. Step 2: Convert to fraction form
    69,036.69/95,273.38 = 38,821.87/x
  3. Step 3: Cross multiply
    69,036.69x = 95,273.38 × 38,821.87
  4. Step 4: Simplify right side
    69,036.69x = 3,698,690,772.82
  5. Step 5: Solve for x
    x = 3,698,690,772.82/69,036.69
  6. Step 6: Final answer
    x = 53,575.73

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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.