Home / 179,285.06-247,413.39-99,797.06

Finding the Fourth Proportional to 179,285.06, 247,413.39 and 99,797.06

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Solution

The fourth proportional to 179,285.06, 247,413.39 and 99,797.06 is: 137,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,285.06 : 247,413.39 = 99,797.06 : x
  2. Step 2: Convert to fraction form
    179,285.06/247,413.39 = 99,797.06/x
  3. Step 3: Cross multiply
    179,285.06x = 247,413.39 × 99,797.06
  4. Step 4: Simplify right side
    179,285.06x = 24,691,129,170.93
  5. Step 5: Solve for x
    x = 24,691,129,170.93/179,285.06
  6. Step 6: Final answer
    x = 137,719.95

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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.