Home / 197,401.90-272,413.82-106,757.95

Finding the Fourth Proportional to 197,401.90, 272,413.82 and 106,757.95

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Solution

The fourth proportional to 197,401.90, 272,413.82 and 106,757.95 is: 147,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,401.90 : 272,413.82 = 106,757.95 : x
  2. Step 2: Convert to fraction form
    197,401.90/272,413.82 = 106,757.95/x
  3. Step 3: Cross multiply
    197,401.90x = 272,413.82 × 106,757.95
  4. Step 4: Simplify right side
    197,401.90x = 29,082,341,922.80
  5. Step 5: Solve for x
    x = 29,082,341,922.80/197,401.90
  6. Step 6: Final answer
    x = 147,325.55

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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.