Home / 54,764.73-81,750.96-48,121.74

Finding the Fourth Proportional to 54,764.73, 81,750.96 and 48,121.74

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Solution

The fourth proportional to 54,764.73, 81,750.96 and 48,121.74 is: 71,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,764.73 : 81,750.96 = 48,121.74 : x
  2. Step 2: Convert to fraction form
    54,764.73/81,750.96 = 48,121.74/x
  3. Step 3: Cross multiply
    54,764.73x = 81,750.96 × 48,121.74
  4. Step 4: Simplify right side
    54,764.73x = 3,933,998,441.87
  5. Step 5: Solve for x
    x = 3,933,998,441.87/54,764.73
  6. Step 6: Final answer
    x = 71,834.53

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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.