Home / 54,971.75-82,453.48-17,530.31

Finding the Fourth Proportional to 54,971.75, 82,453.48 and 17,530.31

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Solution

The fourth proportional to 54,971.75, 82,453.48 and 17,530.31 is: 26,294.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,971.75 : 82,453.48 = 17,530.31 : x
  2. Step 2: Convert to fraction form
    54,971.75/82,453.48 = 17,530.31/x
  3. Step 3: Cross multiply
    54,971.75x = 82,453.48 × 17,530.31
  4. Step 4: Simplify right side
    54,971.75x = 1,445,435,064.98
  5. Step 5: Solve for x
    x = 1,445,435,064.98/54,971.75
  6. Step 6: Final answer
    x = 26,294.14

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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.