Home / 54,318.94-81,462.83-16,371.89

Finding the Fourth Proportional to 54,318.94, 81,462.83 and 16,371.89

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Solution

The fourth proportional to 54,318.94, 81,462.83 and 16,371.89 is: 24,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,318.94 : 81,462.83 = 16,371.89 : x
  2. Step 2: Convert to fraction form
    54,318.94/81,462.83 = 16,371.89/x
  3. Step 3: Cross multiply
    54,318.94x = 81,462.83 × 16,371.89
  4. Step 4: Simplify right side
    54,318.94x = 1,333,700,125.46
  5. Step 5: Solve for x
    x = 1,333,700,125.46/54,318.94
  6. Step 6: Final answer
    x = 24,553.13

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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.