Home / 106,982.80-160,413.45-40,425.10

Finding the Fourth Proportional to 106,982.80, 160,413.45 and 40,425.10

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Solution

The fourth proportional to 106,982.80, 160,413.45 and 40,425.10 is: 60,614.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,982.80 : 160,413.45 = 40,425.10 : x
  2. Step 2: Convert to fraction form
    106,982.80/160,413.45 = 40,425.10/x
  3. Step 3: Cross multiply
    106,982.80x = 160,413.45 × 40,425.10
  4. Step 4: Simplify right side
    106,982.80x = 6,484,729,757.60
  5. Step 5: Solve for x
    x = 6,484,729,757.60/106,982.80
  6. Step 6: Final answer
    x = 60,614.69

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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.