Home / 54,237.87-81,338.06-25,771.53

Finding the Fourth Proportional to 54,237.87, 81,338.06 and 25,771.53

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Solution

The fourth proportional to 54,237.87, 81,338.06 and 25,771.53 is: 38,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,237.87 : 81,338.06 = 25,771.53 : x
  2. Step 2: Convert to fraction form
    54,237.87/81,338.06 = 25,771.53/x
  3. Step 3: Cross multiply
    54,237.87x = 81,338.06 × 25,771.53
  4. Step 4: Simplify right side
    54,237.87x = 2,096,206,124.57
  5. Step 5: Solve for x
    x = 2,096,206,124.57/54,237.87
  6. Step 6: Final answer
    x = 38,648.39

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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.