Home / 190,255.54-262,551.99-109,682.68

Finding the Fourth Proportional to 190,255.54, 262,551.99 and 109,682.68

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Solution

The fourth proportional to 190,255.54, 262,551.99 and 109,682.68 is: 151,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,255.54 : 262,551.99 = 109,682.68 : x
  2. Step 2: Convert to fraction form
    190,255.54/262,551.99 = 109,682.68/x
  3. Step 3: Cross multiply
    190,255.54x = 262,551.99 × 109,682.68
  4. Step 4: Simplify right side
    190,255.54x = 28,797,405,902.53
  5. Step 5: Solve for x
    x = 28,797,405,902.53/190,255.54
  6. Step 6: Final answer
    x = 151,361.72

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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.