Home / 54,912.37-82,396.14-21,656.29

Finding the Fourth Proportional to 54,912.37, 82,396.14 and 21,656.29

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Solution

The fourth proportional to 54,912.37, 82,396.14 and 21,656.29 is: 32,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,912.37 : 82,396.14 = 21,656.29 : x
  2. Step 2: Convert to fraction form
    54,912.37/82,396.14 = 21,656.29/x
  3. Step 3: Cross multiply
    54,912.37x = 82,396.14 × 21,656.29
  4. Step 4: Simplify right side
    54,912.37x = 1,784,394,702.72
  5. Step 5: Solve for x
    x = 1,784,394,702.72/54,912.37
  6. Step 6: Final answer
    x = 32,495.31

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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.