Home / 17,100.60-25,650.74-5,413.52

Finding the Fourth Proportional to 17,100.60, 25,650.74 and 5,413.52

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Solution

The fourth proportional to 17,100.60, 25,650.74 and 5,413.52 is: 8,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,100.60 : 25,650.74 = 5,413.52 : x
  2. Step 2: Convert to fraction form
    17,100.60/25,650.74 = 5,413.52/x
  3. Step 3: Cross multiply
    17,100.60x = 25,650.74 × 5,413.52
  4. Step 4: Simplify right side
    17,100.60x = 138,860,794.00
  5. Step 5: Solve for x
    x = 138,860,794.00/17,100.60
  6. Step 6: Final answer
    x = 8,120.23

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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.