Home / 54,197.44-81,294.24-19,136.32

Finding the Fourth Proportional to 54,197.44, 81,294.24 and 19,136.32

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Solution

The fourth proportional to 54,197.44, 81,294.24 and 19,136.32 is: 28,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,197.44 : 81,294.24 = 19,136.32 : x
  2. Step 2: Convert to fraction form
    54,197.44/81,294.24 = 19,136.32/x
  3. Step 3: Cross multiply
    54,197.44x = 81,294.24 × 19,136.32
  4. Step 4: Simplify right side
    54,197.44x = 1,555,672,590.80
  5. Step 5: Solve for x
    x = 1,555,672,590.80/54,197.44
  6. Step 6: Final answer
    x = 28,703.80

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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.