Home / 54,555.98-81,824.67-15,103.85

Finding the Fourth Proportional to 54,555.98, 81,824.67 and 15,103.85

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Solution

The fourth proportional to 54,555.98, 81,824.67 and 15,103.85 is: 22,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,555.98 : 81,824.67 = 15,103.85 : x
  2. Step 2: Convert to fraction form
    54,555.98/81,824.67 = 15,103.85/x
  3. Step 3: Cross multiply
    54,555.98x = 81,824.67 × 15,103.85
  4. Step 4: Simplify right side
    54,555.98x = 1,235,867,541.98
  5. Step 5: Solve for x
    x = 1,235,867,541.98/54,555.98
  6. Step 6: Final answer
    x = 22,653.20

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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.