Home / 74,404.42-111,604.26-18,244.66

Finding the Fourth Proportional to 74,404.42, 111,604.26 and 18,244.66

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Solution

The fourth proportional to 74,404.42, 111,604.26 and 18,244.66 is: 27,366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,404.42 : 111,604.26 = 18,244.66 : x
  2. Step 2: Convert to fraction form
    74,404.42/111,604.26 = 18,244.66/x
  3. Step 3: Cross multiply
    74,404.42x = 111,604.26 × 18,244.66
  4. Step 4: Simplify right side
    74,404.42x = 2,036,181,778.25
  5. Step 5: Solve for x
    x = 2,036,181,778.25/74,404.42
  6. Step 6: Final answer
    x = 27,366.41

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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.