Home / 197,845.70-296,768.55-57,608.90

Finding the Fourth Proportional to 197,845.70, 296,768.55 and 57,608.90

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Solution

The fourth proportional to 197,845.70, 296,768.55 and 57,608.90 is: 86,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,845.70 : 296,768.55 = 57,608.90 : x
  2. Step 2: Convert to fraction form
    197,845.70/296,768.55 = 57,608.90/x
  3. Step 3: Cross multiply
    197,845.70x = 296,768.55 × 57,608.90
  4. Step 4: Simplify right side
    197,845.70x = 17,096,509,720.10
  5. Step 5: Solve for x
    x = 17,096,509,720.10/197,845.70
  6. Step 6: Final answer
    x = 86,413.35

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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.