Home / 204,044.58-306,089.64-54,290.64

Finding the Fourth Proportional to 204,044.58, 306,089.64 and 54,290.64

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Solution

The fourth proportional to 204,044.58, 306,089.64 and 54,290.64 is: 81,442.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,044.58 : 306,089.64 = 54,290.64 : x
  2. Step 2: Convert to fraction form
    204,044.58/306,089.64 = 54,290.64/x
  3. Step 3: Cross multiply
    204,044.58x = 306,089.64 × 54,290.64
  4. Step 4: Simplify right side
    204,044.58x = 16,617,802,452.97
  5. Step 5: Solve for x
    x = 16,617,802,452.97/204,044.58
  6. Step 6: Final answer
    x = 81,442.02

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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.