Home / 186,793.09-280,324.24-74,408.27

Finding the Fourth Proportional to 186,793.09, 280,324.24 and 74,408.27

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Solution

The fourth proportional to 186,793.09, 280,324.24 and 74,408.27 is: 111,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,793.09 : 280,324.24 = 74,408.27 : x
  2. Step 2: Convert to fraction form
    186,793.09/280,324.24 = 74,408.27/x
  3. Step 3: Cross multiply
    186,793.09x = 280,324.24 × 74,408.27
  4. Step 4: Simplify right side
    186,793.09x = 20,858,442,145.19
  5. Step 5: Solve for x
    x = 20,858,442,145.19/186,793.09
  6. Step 6: Final answer
    x = 111,666.03

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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.