Home / 198,906.09-298,413.92-58,664.72

Finding the Fourth Proportional to 198,906.09, 298,413.92 and 58,664.72

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Solution

The fourth proportional to 198,906.09, 298,413.92 and 58,664.72 is: 88,013.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,906.09 : 298,413.92 = 58,664.72 : x
  2. Step 2: Convert to fraction form
    198,906.09/298,413.92 = 58,664.72/x
  3. Step 3: Cross multiply
    198,906.09x = 298,413.92 × 58,664.72
  4. Step 4: Simplify right side
    198,906.09x = 17,506,367,275.51
  5. Step 5: Solve for x
    x = 17,506,367,275.51/198,906.09
  6. Step 6: Final answer
    x = 88,013.23

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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.