Home / 109,770.41-151,481.19-62,022.74

Finding the Fourth Proportional to 109,770.41, 151,481.19 and 62,022.74

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Solution

The fourth proportional to 109,770.41, 151,481.19 and 62,022.74 is: 85,590.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,770.41 : 151,481.19 = 62,022.74 : x
  2. Step 2: Convert to fraction form
    109,770.41/151,481.19 = 62,022.74/x
  3. Step 3: Cross multiply
    109,770.41x = 151,481.19 × 62,022.74
  4. Step 4: Simplify right side
    109,770.41x = 9,395,277,704.85
  5. Step 5: Solve for x
    x = 9,395,277,704.85/109,770.41
  6. Step 6: Final answer
    x = 85,590.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.