Home / 69,413.41-104,120.11-16,822.89

Finding the Fourth Proportional to 69,413.41, 104,120.11 and 16,822.89

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Solution

The fourth proportional to 69,413.41, 104,120.11 and 16,822.89 is: 25,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,413.41 : 104,120.11 = 16,822.89 : x
  2. Step 2: Convert to fraction form
    69,413.41/104,120.11 = 16,822.89/x
  3. Step 3: Cross multiply
    69,413.41x = 104,120.11 × 16,822.89
  4. Step 4: Simplify right side
    69,413.41x = 1,751,601,417.62
  5. Step 5: Solve for x
    x = 1,751,601,417.62/69,413.41
  6. Step 6: Final answer
    x = 25,234.34

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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.