Home / 135,318.45-203,076.13-60,523.05

Finding the Fourth Proportional to 135,318.45, 203,076.13 and 60,523.05

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Solution

The fourth proportional to 135,318.45, 203,076.13 and 60,523.05 is: 90,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,318.45 : 203,076.13 = 60,523.05 : x
  2. Step 2: Convert to fraction form
    135,318.45/203,076.13 = 60,523.05/x
  3. Step 3: Cross multiply
    135,318.45x = 203,076.13 × 60,523.05
  4. Step 4: Simplify right side
    135,318.45x = 12,290,786,769.80
  5. Step 5: Solve for x
    x = 12,290,786,769.80/135,318.45
  6. Step 6: Final answer
    x = 90,828.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.