Home / 146,413.20-219,630.60-52,906.80

Finding the Fourth Proportional to 146,413.20, 219,630.60 and 52,906.80

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Solution

The fourth proportional to 146,413.20, 219,630.60 and 52,906.80 is: 79,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,413.20 : 219,630.60 = 52,906.80 : x
  2. Step 2: Convert to fraction form
    146,413.20/219,630.60 = 52,906.80/x
  3. Step 3: Cross multiply
    146,413.20x = 219,630.60 × 52,906.80
  4. Step 4: Simplify right side
    146,413.20x = 11,619,952,228.08
  5. Step 5: Solve for x
    x = 11,619,952,228.08/146,413.20
  6. Step 6: Final answer
    x = 79,364.10

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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.