Home / 74,540.38-111,786.86-24,611.18

Finding the Fourth Proportional to 74,540.38, 111,786.86 and 24,611.18

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Solution

The fourth proportional to 74,540.38, 111,786.86 and 24,611.18 is: 36,908.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,540.38 : 111,786.86 = 24,611.18 : x
  2. Step 2: Convert to fraction form
    74,540.38/111,786.86 = 24,611.18/x
  3. Step 3: Cross multiply
    74,540.38x = 111,786.86 × 24,611.18
  4. Step 4: Simplify right side
    74,540.38x = 2,751,206,533.09
  5. Step 5: Solve for x
    x = 2,751,206,533.09/74,540.38
  6. Step 6: Final answer
    x = 36,908.94

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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.