Home / 54,979.98-82,494.57-31,606.42

Finding the Fourth Proportional to 54,979.98, 82,494.57 and 31,606.42

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Solution

The fourth proportional to 54,979.98, 82,494.57 and 31,606.42 is: 47,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,979.98 : 82,494.57 = 31,606.42 : x
  2. Step 2: Convert to fraction form
    54,979.98/82,494.57 = 31,606.42/x
  3. Step 3: Cross multiply
    54,979.98x = 82,494.57 × 31,606.42
  4. Step 4: Simplify right side
    54,979.98x = 2,607,357,456.63
  5. Step 5: Solve for x
    x = 2,607,357,456.63/54,979.98
  6. Step 6: Final answer
    x = 47,423.76

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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.