Home / 66,930.60-100,198.62-58,626.84

Finding the Fourth Proportional to 66,930.60, 100,198.62 and 58,626.84

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Solution

The fourth proportional to 66,930.60, 100,198.62 and 58,626.84 is: 87,767.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,930.60 : 100,198.62 = 58,626.84 : x
  2. Step 2: Convert to fraction form
    66,930.60/100,198.62 = 58,626.84/x
  3. Step 3: Cross multiply
    66,930.60x = 100,198.62 × 58,626.84
  4. Step 4: Simplify right side
    66,930.60x = 5,874,328,462.96
  5. Step 5: Solve for x
    x = 5,874,328,462.96/66,930.60
  6. Step 6: Final answer
    x = 87,767.46

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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.