Home / 74,249.40-111,290.44-36,836.29

Finding the Fourth Proportional to 74,249.40, 111,290.44 and 36,836.29

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Solution

The fourth proportional to 74,249.40, 111,290.44 and 36,836.29 is: 55,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,249.40 : 111,290.44 = 36,836.29 : x
  2. Step 2: Convert to fraction form
    74,249.40/111,290.44 = 36,836.29/x
  3. Step 3: Cross multiply
    74,249.40x = 111,290.44 × 36,836.29
  4. Step 4: Simplify right side
    74,249.40x = 4,099,526,922.07
  5. Step 5: Solve for x
    x = 4,099,526,922.07/74,249.40
  6. Step 6: Final answer
    x = 55,212.93

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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.