Home / 55,456.97-83,188.62-18,020.24

Finding the Fourth Proportional to 55,456.97, 83,188.62 and 18,020.24

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Solution

The fourth proportional to 55,456.97, 83,188.62 and 18,020.24 is: 27,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,456.97 : 83,188.62 = 18,020.24 : x
  2. Step 2: Convert to fraction form
    55,456.97/83,188.62 = 18,020.24/x
  3. Step 3: Cross multiply
    55,456.97x = 83,188.62 × 18,020.24
  4. Step 4: Simplify right side
    55,456.97x = 1,499,078,793.68
  5. Step 5: Solve for x
    x = 1,499,078,793.68/55,456.97
  6. Step 6: Final answer
    x = 27,031.39

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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.