Home / 190,532.14-285,800.46-131,351.92

Finding the Fourth Proportional to 190,532.14, 285,800.46 and 131,351.92

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Solution

The fourth proportional to 190,532.14, 285,800.46 and 131,351.92 is: 197,029.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,532.14 : 285,800.46 = 131,351.92 : x
  2. Step 2: Convert to fraction form
    190,532.14/285,800.46 = 131,351.92/x
  3. Step 3: Cross multiply
    190,532.14x = 285,800.46 × 131,351.92
  4. Step 4: Simplify right side
    190,532.14x = 37,540,439,157.88
  5. Step 5: Solve for x
    x = 37,540,439,157.88/190,532.14
  6. Step 6: Final answer
    x = 197,029.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.