Home / 198,172.37-297,257.51-48,413.50

Finding the Fourth Proportional to 198,172.37, 297,257.51 and 48,413.50

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Solution

The fourth proportional to 198,172.37, 297,257.51 and 48,413.50 is: 72,619.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,172.37 : 297,257.51 = 48,413.50 : x
  2. Step 2: Convert to fraction form
    198,172.37/297,257.51 = 48,413.50/x
  3. Step 3: Cross multiply
    198,172.37x = 297,257.51 × 48,413.50
  4. Step 4: Simplify right side
    198,172.37x = 14,391,275,838.28
  5. Step 5: Solve for x
    x = 14,391,275,838.28/198,172.37
  6. Step 6: Final answer
    x = 72,619.99

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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.