Home / 54,136.85-81,205.24-14,699.75

Finding the Fourth Proportional to 54,136.85, 81,205.24 and 14,699.75

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Solution

The fourth proportional to 54,136.85, 81,205.24 and 14,699.75 is: 22,049.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,136.85 : 81,205.24 = 14,699.75 : x
  2. Step 2: Convert to fraction form
    54,136.85/81,205.24 = 14,699.75/x
  3. Step 3: Cross multiply
    54,136.85x = 81,205.24 × 14,699.75
  4. Step 4: Simplify right side
    54,136.85x = 1,193,696,653.19
  5. Step 5: Solve for x
    x = 1,193,696,653.19/54,136.85
  6. Step 6: Final answer
    x = 22,049.61

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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.