Home / 54,888.81-75,747.38-29,738.31

Finding the Fourth Proportional to 54,888.81, 75,747.38 and 29,738.31

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Solution

The fourth proportional to 54,888.81, 75,747.38 and 29,738.31 is: 41,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,888.81 : 75,747.38 = 29,738.31 : x
  2. Step 2: Convert to fraction form
    54,888.81/75,747.38 = 29,738.31/x
  3. Step 3: Cross multiply
    54,888.81x = 75,747.38 × 29,738.31
  4. Step 4: Simplify right side
    54,888.81x = 2,252,598,919.44
  5. Step 5: Solve for x
    x = 2,252,598,919.44/54,888.81
  6. Step 6: Final answer
    x = 41,039.31

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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.