Home / 69,413.36-104,120.04-16,822.84

Finding the Fourth Proportional to 69,413.36, 104,120.04 and 16,822.84

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Solution

The fourth proportional to 69,413.36, 104,120.04 and 16,822.84 is: 25,234.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,413.36 : 104,120.04 = 16,822.84 : x
  2. Step 2: Convert to fraction form
    69,413.36/104,120.04 = 16,822.84/x
  3. Step 3: Cross multiply
    69,413.36x = 104,120.04 × 16,822.84
  4. Step 4: Simplify right side
    69,413.36x = 1,751,595,017.25
  5. Step 5: Solve for x
    x = 1,751,595,017.25/69,413.36
  6. Step 6: Final answer
    x = 25,234.26

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1.5x scale

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.