Home / 54,212.63-81,310.68-14,772.83

Finding the Fourth Proportional to 54,212.63, 81,310.68 and 14,772.83

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Solution

The fourth proportional to 54,212.63, 81,310.68 and 14,772.83 is: 22,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,212.63 : 81,310.68 = 14,772.83 : x
  2. Step 2: Convert to fraction form
    54,212.63/81,310.68 = 14,772.83/x
  3. Step 3: Cross multiply
    54,212.63x = 81,310.68 × 14,772.83
  4. Step 4: Simplify right side
    54,212.63x = 1,201,188,446.27
  5. Step 5: Solve for x
    x = 1,201,188,446.27/54,212.63
  6. Step 6: Final answer
    x = 22,156.99

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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.