Home / 41,261.96-61,906.44-13,186.64

Finding the Fourth Proportional to 41,261.96, 61,906.44 and 13,186.64

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Solution

The fourth proportional to 41,261.96, 61,906.44 and 13,186.64 is: 19,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,261.96 : 61,906.44 = 13,186.64 : x
  2. Step 2: Convert to fraction form
    41,261.96/61,906.44 = 13,186.64/x
  3. Step 3: Cross multiply
    41,261.96x = 61,906.44 × 13,186.64
  4. Step 4: Simplify right side
    41,261.96x = 816,337,937.96
  5. Step 5: Solve for x
    x = 816,337,937.96/41,261.96
  6. Step 6: Final answer
    x = 19,784.27

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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.