Home / 54,859.20-82,297.44-19,807.44

Finding the Fourth Proportional to 54,859.20, 82,297.44 and 19,807.44

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Solution

The fourth proportional to 54,859.20, 82,297.44 and 19,807.44 is: 29,714.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,859.20 : 82,297.44 = 19,807.44 : x
  2. Step 2: Convert to fraction form
    54,859.20/82,297.44 = 19,807.44/x
  3. Step 3: Cross multiply
    54,859.20x = 82,297.44 × 19,807.44
  4. Step 4: Simplify right side
    54,859.20x = 1,630,101,604.95
  5. Step 5: Solve for x
    x = 1,630,101,604.95/54,859.20
  6. Step 6: Final answer
    x = 29,714.28

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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.