Home / 190,232.48-262,520.31-109,659.56

Finding the Fourth Proportional to 190,232.48, 262,520.31 and 109,659.56

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Solution

The fourth proportional to 190,232.48, 262,520.31 and 109,659.56 is: 151,329.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,232.48 : 262,520.31 = 109,659.56 : x
  2. Step 2: Convert to fraction form
    190,232.48/262,520.31 = 109,659.56/x
  3. Step 3: Cross multiply
    190,232.48x = 262,520.31 × 109,659.56
  4. Step 4: Simplify right side
    190,232.48x = 28,787,861,685.66
  5. Step 5: Solve for x
    x = 28,787,861,685.66/190,232.48
  6. Step 6: Final answer
    x = 151,329.90

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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.