Home / 54,971.88-82,467.60-17,540.16

Finding the Fourth Proportional to 54,971.88, 82,467.60 and 17,540.16

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Solution

The fourth proportional to 54,971.88, 82,467.60 and 17,540.16 is: 26,313.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,971.88 : 82,467.60 = 17,540.16 : x
  2. Step 2: Convert to fraction form
    54,971.88/82,467.60 = 17,540.16/x
  3. Step 3: Cross multiply
    54,971.88x = 82,467.60 × 17,540.16
  4. Step 4: Simplify right side
    54,971.88x = 1,446,494,898.82
  5. Step 5: Solve for x
    x = 1,446,494,898.82/54,971.88
  6. Step 6: Final answer
    x = 26,313.36

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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.