Home / 45,321.44-67,905.30-27,754.52

Finding the Fourth Proportional to 45,321.44, 67,905.30 and 27,754.52

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Solution

The fourth proportional to 45,321.44, 67,905.30 and 27,754.52 is: 41,584.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,321.44 : 67,905.30 = 27,754.52 : x
  2. Step 2: Convert to fraction form
    45,321.44/67,905.30 = 27,754.52/x
  3. Step 3: Cross multiply
    45,321.44x = 67,905.30 × 27,754.52
  4. Step 4: Simplify right side
    45,321.44x = 1,884,679,006.96
  5. Step 5: Solve for x
    x = 1,884,679,006.96/45,321.44
  6. Step 6: Final answer
    x = 41,584.71

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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.