Home / 190,950.42-263,515.75-104,910.51

Finding the Fourth Proportional to 190,950.42, 263,515.75 and 104,910.51

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Solution

The fourth proportional to 190,950.42, 263,515.75 and 104,910.51 is: 144,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,950.42 : 263,515.75 = 104,910.51 : x
  2. Step 2: Convert to fraction form
    190,950.42/263,515.75 = 104,910.51/x
  3. Step 3: Cross multiply
    190,950.42x = 263,515.75 × 104,910.51
  4. Step 4: Simplify right side
    190,950.42x = 27,645,571,463.26
  5. Step 5: Solve for x
    x = 27,645,571,463.26/190,950.42
  6. Step 6: Final answer
    x = 144,778.79

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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.