Home / 54,876.30-82,319.30-15,433.74

Finding the Fourth Proportional to 54,876.30, 82,319.30 and 15,433.74

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Solution

The fourth proportional to 54,876.30, 82,319.30 and 15,433.74 is: 23,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,876.30 : 82,319.30 = 15,433.74 : x
  2. Step 2: Convert to fraction form
    54,876.30/82,319.30 = 15,433.74/x
  3. Step 3: Cross multiply
    54,876.30x = 82,319.30 × 15,433.74
  4. Step 4: Simplify right side
    54,876.30x = 1,270,494,673.18
  5. Step 5: Solve for x
    x = 1,270,494,673.18/54,876.30
  6. Step 6: Final answer
    x = 23,151.97

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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.