Home / 143,336.93-197,832.38-94,939.43

Finding the Fourth Proportional to 143,336.93, 197,832.38 and 94,939.43

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Solution

The fourth proportional to 143,336.93, 197,832.38 and 94,939.43 is: 131,034.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,336.93 : 197,832.38 = 94,939.43 : x
  2. Step 2: Convert to fraction form
    143,336.93/197,832.38 = 94,939.43/x
  3. Step 3: Cross multiply
    143,336.93x = 197,832.38 × 94,939.43
  4. Step 4: Simplify right side
    143,336.93x = 18,782,091,928.88
  5. Step 5: Solve for x
    x = 18,782,091,928.88/143,336.93
  6. Step 6: Final answer
    x = 131,034.57

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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.