Home / 53,920.56-80,481.62-50,596.32

Finding the Fourth Proportional to 53,920.56, 80,481.62 and 50,596.32

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Solution

The fourth proportional to 53,920.56, 80,481.62 and 50,596.32 is: 75,519.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920.56 : 80,481.62 = 50,596.32 : x
  2. Step 2: Convert to fraction form
    53,920.56/80,481.62 = 50,596.32/x
  3. Step 3: Cross multiply
    53,920.56x = 80,481.62 × 50,596.32
  4. Step 4: Simplify right side
    53,920.56x = 4,072,073,799.64
  5. Step 5: Solve for x
    x = 4,072,073,799.64/53,920.56
  6. Step 6: Final answer
    x = 75,519.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.