Home / 53,227.50-73,451.48-30,550.54

Finding the Fourth Proportional to 53,227.50, 73,451.48 and 30,550.54

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Solution

The fourth proportional to 53,227.50, 73,451.48 and 30,550.54 is: 42,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,227.50 : 73,451.48 = 30,550.54 : x
  2. Step 2: Convert to fraction form
    53,227.50/73,451.48 = 30,550.54/x
  3. Step 3: Cross multiply
    53,227.50x = 73,451.48 × 30,550.54
  4. Step 4: Simplify right side
    53,227.50x = 2,243,982,377.80
  5. Step 5: Solve for x
    x = 2,243,982,377.80/53,227.50
  6. Step 6: Final answer
    x = 42,158.33

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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.