Home / 54,764.53-82,151.80-15,321.53

Finding the Fourth Proportional to 54,764.53, 82,151.80 and 15,321.53

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Solution

The fourth proportional to 54,764.53, 82,151.80 and 15,321.53 is: 22,983.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,764.53 : 82,151.80 = 15,321.53 : x
  2. Step 2: Convert to fraction form
    54,764.53/82,151.80 = 15,321.53/x
  3. Step 3: Cross multiply
    54,764.53x = 82,151.80 × 15,321.53
  4. Step 4: Simplify right side
    54,764.53x = 1,258,691,268.25
  5. Step 5: Solve for x
    x = 1,258,691,268.25/54,764.53
  6. Step 6: Final answer
    x = 22,983.70

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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.