Home / 190,732.62-263,150.19-110,149.50

Finding the Fourth Proportional to 190,732.62, 263,150.19 and 110,149.50

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Solution

The fourth proportional to 190,732.62, 263,150.19 and 110,149.50 is: 151,971.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,732.62 : 263,150.19 = 110,149.50 : x
  2. Step 2: Convert to fraction form
    190,732.62/263,150.19 = 110,149.50/x
  3. Step 3: Cross multiply
    190,732.62x = 263,150.19 × 110,149.50
  4. Step 4: Simplify right side
    190,732.62x = 28,985,861,853.41
  5. Step 5: Solve for x
    x = 28,985,861,853.41/190,732.62
  6. Step 6: Final answer
    x = 151,971.18

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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.