Home / 42,540.44-63,850.07-21,495.27

Finding the Fourth Proportional to 42,540.44, 63,850.07 and 21,495.27

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Solution

The fourth proportional to 42,540.44, 63,850.07 and 21,495.27 is: 32,262.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,540.44 : 63,850.07 = 21,495.27 : x
  2. Step 2: Convert to fraction form
    42,540.44/63,850.07 = 21,495.27/x
  3. Step 3: Cross multiply
    42,540.44x = 63,850.07 × 21,495.27
  4. Step 4: Simplify right side
    42,540.44x = 1,372,474,787.34
  5. Step 5: Solve for x
    x = 1,372,474,787.34/42,540.44
  6. Step 6: Final answer
    x = 32,262.82

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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.