Home / 198,125.52-273,413.20-113,244.40

Finding the Fourth Proportional to 198,125.52, 273,413.20 and 113,244.40

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Solution

The fourth proportional to 198,125.52, 273,413.20 and 113,244.40 is: 156,277.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,125.52 : 273,413.20 = 113,244.40 : x
  2. Step 2: Convert to fraction form
    198,125.52/273,413.20 = 113,244.40/x
  3. Step 3: Cross multiply
    198,125.52x = 273,413.20 × 113,244.40
  4. Step 4: Simplify right side
    198,125.52x = 30,962,513,786.08
  5. Step 5: Solve for x
    x = 30,962,513,786.08/198,125.52
  6. Step 6: Final answer
    x = 156,277.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.