Home / 62,761.21-94,141.82-18,387.97

Finding the Fourth Proportional to 62,761.21, 94,141.82 and 18,387.97

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Solution

The fourth proportional to 62,761.21, 94,141.82 and 18,387.97 is: 27,581.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,761.21 : 94,141.82 = 18,387.97 : x
  2. Step 2: Convert to fraction form
    62,761.21/94,141.82 = 18,387.97/x
  3. Step 3: Cross multiply
    62,761.21x = 94,141.82 × 18,387.97
  4. Step 4: Simplify right side
    62,761.21x = 1,731,076,961.91
  5. Step 5: Solve for x
    x = 1,731,076,961.91/62,761.21
  6. Step 6: Final answer
    x = 27,581.96

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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.