Home / 204,029.81-306,044.31-54,270.26

Finding the Fourth Proportional to 204,029.81, 306,044.31 and 54,270.26

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Solution

The fourth proportional to 204,029.81, 306,044.31 and 54,270.26 is: 81,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,029.81 : 306,044.31 = 54,270.26 : x
  2. Step 2: Convert to fraction form
    204,029.81/306,044.31 = 54,270.26/x
  3. Step 3: Cross multiply
    204,029.81x = 306,044.31 × 54,270.26
  4. Step 4: Simplify right side
    204,029.81x = 16,609,102,745.00
  5. Step 5: Solve for x
    x = 16,609,102,745.00/204,029.81
  6. Step 6: Final answer
    x = 81,405.28

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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.