Home / 54,861.91-82,295.69-17,424.90

Finding the Fourth Proportional to 54,861.91, 82,295.69 and 17,424.90

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Solution

The fourth proportional to 54,861.91, 82,295.69 and 17,424.90 is: 26,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,861.91 : 82,295.69 = 17,424.90 : x
  2. Step 2: Convert to fraction form
    54,861.91/82,295.69 = 17,424.90/x
  3. Step 3: Cross multiply
    54,861.91x = 82,295.69 × 17,424.90
  4. Step 4: Simplify right side
    54,861.91x = 1,433,994,168.68
  5. Step 5: Solve for x
    x = 1,433,994,168.68/54,861.91
  6. Step 6: Final answer
    x = 26,138.25

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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.