Home / 190,255.56-262,552.08-109,682.68

Finding the Fourth Proportional to 190,255.56, 262,552.08 and 109,682.68

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Solution

The fourth proportional to 190,255.56, 262,552.08 and 109,682.68 is: 151,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,255.56 : 262,552.08 = 109,682.68 : x
  2. Step 2: Convert to fraction form
    190,255.56/262,552.08 = 109,682.68/x
  3. Step 3: Cross multiply
    190,255.56x = 262,552.08 × 109,682.68
  4. Step 4: Simplify right side
    190,255.56x = 28,797,415,773.97
  5. Step 5: Solve for x
    x = 28,797,415,773.97/190,255.56
  6. Step 6: Final answer
    x = 151,361.76

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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.