Home / 54,636.46-81,912.84-17,174.86

Finding the Fourth Proportional to 54,636.46, 81,912.84 and 17,174.86

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Solution

The fourth proportional to 54,636.46, 81,912.84 and 17,174.86 is: 25,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,636.46 : 81,912.84 = 17,174.86 : x
  2. Step 2: Convert to fraction form
    54,636.46/81,912.84 = 17,174.86/x
  3. Step 3: Cross multiply
    54,636.46x = 81,912.84 × 17,174.86
  4. Step 4: Simplify right side
    54,636.46x = 1,406,841,559.20
  5. Step 5: Solve for x
    x = 1,406,841,559.20/54,636.46
  6. Step 6: Final answer
    x = 25,749.13

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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.