Home / 54,545.54-81,819.34-17,104.80

Finding the Fourth Proportional to 54,545.54, 81,819.34 and 17,104.80

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Solution

The fourth proportional to 54,545.54, 81,819.34 and 17,104.80 is: 25,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,545.54 : 81,819.34 = 17,104.80 : x
  2. Step 2: Convert to fraction form
    54,545.54/81,819.34 = 17,104.80/x
  3. Step 3: Cross multiply
    54,545.54x = 81,819.34 × 17,104.80
  4. Step 4: Simplify right side
    54,545.54x = 1,399,503,446.83
  5. Step 5: Solve for x
    x = 1,399,503,446.83/54,545.54
  6. Step 6: Final answer
    x = 25,657.52

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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.