The masses and coordinates of three spheres are as follows: 22kg, x = 1.25 m, y = 2.25 m; 34kg, x = -1.00 m, y = -3.25 m; 56kg, x = 0.00 m, y= -0.75 m. What is themagnitude of the gravitational force on a 16 kg spherelocated at the origin due to the other spheres?