Home / 54,736.20-82,104.30-48,175.20

Finding the Fourth Proportional to 54,736.20, 82,104.30 and 48,175.20

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Solution

The fourth proportional to 54,736.20, 82,104.30 and 48,175.20 is: 72,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,736.20 : 82,104.30 = 48,175.20 : x
  2. Step 2: Convert to fraction form
    54,736.20/82,104.30 = 48,175.20/x
  3. Step 3: Cross multiply
    54,736.20x = 82,104.30 × 48,175.20
  4. Step 4: Simplify right side
    54,736.20x = 3,955,391,073.36
  5. Step 5: Solve for x
    x = 3,955,391,073.36/54,736.20
  6. Step 6: Final answer
    x = 72,262.80

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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.