Home / 190,672.40-263,062.74-108,942.01

Finding the Fourth Proportional to 190,672.40, 263,062.74 and 108,942.01

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Solution

The fourth proportional to 190,672.40, 263,062.74 and 108,942.01 is: 150,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,672.40 : 263,062.74 = 108,942.01 : x
  2. Step 2: Convert to fraction form
    190,672.40/263,062.74 = 108,942.01/x
  3. Step 3: Cross multiply
    190,672.40x = 263,062.74 × 108,942.01
  4. Step 4: Simplify right side
    190,672.40x = 28,658,582,585.52
  5. Step 5: Solve for x
    x = 28,658,582,585.52/190,672.40
  6. Step 6: Final answer
    x = 150,302.73

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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.