Home / 54,918.44-82,376.52-17,480.72

Finding the Fourth Proportional to 54,918.44, 82,376.52 and 17,480.72

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Solution

The fourth proportional to 54,918.44, 82,376.52 and 17,480.72 is: 26,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,918.44 : 82,376.52 = 17,480.72 : x
  2. Step 2: Convert to fraction form
    54,918.44/82,376.52 = 17,480.72/x
  3. Step 3: Cross multiply
    54,918.44x = 82,376.52 × 17,480.72
  4. Step 4: Simplify right side
    54,918.44x = 1,440,000,880.69
  5. Step 5: Solve for x
    x = 1,440,000,880.69/54,918.44
  6. Step 6: Final answer
    x = 26,220.72

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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.