Home / 54,249.75-81,374.09-14,806.87

Finding the Fourth Proportional to 54,249.75, 81,374.09 and 14,806.87

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Solution

The fourth proportional to 54,249.75, 81,374.09 and 14,806.87 is: 22,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,249.75 : 81,374.09 = 14,806.87 : x
  2. Step 2: Convert to fraction form
    54,249.75/81,374.09 = 14,806.87/x
  3. Step 3: Cross multiply
    54,249.75x = 81,374.09 × 14,806.87
  4. Step 4: Simplify right side
    54,249.75x = 1,204,895,294.53
  5. Step 5: Solve for x
    x = 1,204,895,294.53/54,249.75
  6. Step 6: Final answer
    x = 22,210.15

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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.