Home / 194,899.41-268,961.18-105,475.41

Finding the Fourth Proportional to 194,899.41, 268,961.18 and 105,475.41

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Solution

The fourth proportional to 194,899.41, 268,961.18 and 105,475.41 is: 145,556.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,899.41 : 268,961.18 = 105,475.41 : x
  2. Step 2: Convert to fraction form
    194,899.41/268,961.18 = 105,475.41/x
  3. Step 3: Cross multiply
    194,899.41x = 268,961.18 × 105,475.41
  4. Step 4: Simplify right side
    194,899.41x = 28,368,790,998.27
  5. Step 5: Solve for x
    x = 28,368,790,998.27/194,899.41
  6. Step 6: Final answer
    x = 145,556.06

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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.