Home / 204,428.04-306,620.48-54,683.44

Finding the Fourth Proportional to 204,428.04, 306,620.48 and 54,683.44

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Solution

The fourth proportional to 204,428.04, 306,620.48 and 54,683.44 is: 82,019.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,428.04 : 306,620.48 = 54,683.44 : x
  2. Step 2: Convert to fraction form
    204,428.04/306,620.48 = 54,683.44/x
  3. Step 3: Cross multiply
    204,428.04x = 306,620.48 × 54,683.44
  4. Step 4: Simplify right side
    204,428.04x = 16,767,062,620.85
  5. Step 5: Solve for x
    x = 16,767,062,620.85/204,428.04
  6. Step 6: Final answer
    x = 82,019.39

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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.