Home / 74,789.42-112,169.04-27,388.33

Finding the Fourth Proportional to 74,789.42, 112,169.04 and 27,388.33

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Solution

The fourth proportional to 74,789.42, 112,169.04 and 27,388.33 is: 41,076.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,789.42 : 112,169.04 = 27,388.33 : x
  2. Step 2: Convert to fraction form
    74,789.42/112,169.04 = 27,388.33/x
  3. Step 3: Cross multiply
    74,789.42x = 112,169.04 × 27,388.33
  4. Step 4: Simplify right side
    74,789.42x = 3,072,123,136.54
  5. Step 5: Solve for x
    x = 3,072,123,136.54/74,789.42
  6. Step 6: Final answer
    x = 41,076.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.