Home / 190,950.30-263,515.58-104,910.39

Finding the Fourth Proportional to 190,950.30, 263,515.58 and 104,910.39

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Solution

The fourth proportional to 190,950.30, 263,515.58 and 104,910.39 is: 144,778.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,950.30 : 263,515.58 = 104,910.39 : x
  2. Step 2: Convert to fraction form
    190,950.30/263,515.58 = 104,910.39/x
  3. Step 3: Cross multiply
    190,950.30x = 263,515.58 × 104,910.39
  4. Step 4: Simplify right side
    190,950.30x = 27,645,522,268.88
  5. Step 5: Solve for x
    x = 27,645,522,268.88/190,950.30
  6. Step 6: Final answer
    x = 144,778.63

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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.