Home / 54,930.54-82,301.70-29,988.06

Finding the Fourth Proportional to 54,930.54, 82,301.70 and 29,988.06

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Solution

The fourth proportional to 54,930.54, 82,301.70 and 29,988.06 is: 44,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,930.54 : 82,301.70 = 29,988.06 : x
  2. Step 2: Convert to fraction form
    54,930.54/82,301.70 = 29,988.06/x
  3. Step 3: Cross multiply
    54,930.54x = 82,301.70 × 29,988.06
  4. Step 4: Simplify right side
    54,930.54x = 2,468,068,317.70
  5. Step 5: Solve for x
    x = 2,468,068,317.70/54,930.54
  6. Step 6: Final answer
    x = 44,930.71

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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.