Home / 45,490.82-68,236.22-17,769.38

Finding the Fourth Proportional to 45,490.82, 68,236.22 and 17,769.38

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Solution

The fourth proportional to 45,490.82, 68,236.22 and 17,769.38 is: 26,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,490.82 : 68,236.22 = 17,769.38 : x
  2. Step 2: Convert to fraction form
    45,490.82/68,236.22 = 17,769.38/x
  3. Step 3: Cross multiply
    45,490.82x = 68,236.22 × 17,769.38
  4. Step 4: Simplify right side
    45,490.82x = 1,212,515,026.19
  5. Step 5: Solve for x
    x = 1,212,515,026.19/45,490.82
  6. Step 6: Final answer
    x = 26,654.06

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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.