Home / 55,879.92-83,789.64-27,738.18

Finding the Fourth Proportional to 55,879.92, 83,789.64 and 27,738.18

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Solution

The fourth proportional to 55,879.92, 83,789.64 and 27,738.18 is: 41,592.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,879.92 : 83,789.64 = 27,738.18 : x
  2. Step 2: Convert to fraction form
    55,879.92/83,789.64 = 27,738.18/x
  3. Step 3: Cross multiply
    55,879.92x = 83,789.64 × 27,738.18
  4. Step 4: Simplify right side
    55,879.92x = 2,324,172,116.46
  5. Step 5: Solve for x
    x = 2,324,172,116.46/55,879.92
  6. Step 6: Final answer
    x = 41,592.26

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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.