Home / 140,635.11-194,076.97-76,104.34

Finding the Fourth Proportional to 140,635.11, 194,076.97 and 76,104.34

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Solution

The fourth proportional to 140,635.11, 194,076.97 and 76,104.34 is: 105,024.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,635.11 : 194,076.97 = 76,104.34 : x
  2. Step 2: Convert to fraction form
    140,635.11/194,076.97 = 76,104.34/x
  3. Step 3: Cross multiply
    140,635.11x = 194,076.97 × 76,104.34
  4. Step 4: Simplify right side
    140,635.11x = 14,770,099,035.60
  5. Step 5: Solve for x
    x = 14,770,099,035.60/140,635.11
  6. Step 6: Final answer
    x = 105,024.26

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1.5x scale

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.