A company has 60 employees whose names are listed in a certain order. In the year 2022, the average salary of the first 40 employees was Rs. 35,000, of the last 40 employees was Rs. 50,000, and of the first 20 and last 20 employees combined was Rs. 45,000. In 2023, the average salary of the first 20 employees increased by 20%, of the last 20 employees increased by 30%, and of the remaining employees remained unchanged. What was the average salary, in rupees, of all 60 employees together in 2023?