Home / 36,081.56-54,122.70-9,786.62

Finding the Fourth Proportional to 36,081.56, 54,122.70 and 9,786.62

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Solution

The fourth proportional to 36,081.56, 54,122.70 and 9,786.62 is: 14,680.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.56 : 54,122.70 = 9,786.62 : x
  2. Step 2: Convert to fraction form
    36,081.56/54,122.70 = 9,786.62/x
  3. Step 3: Cross multiply
    36,081.56x = 54,122.70 × 9,786.62
  4. Step 4: Simplify right side
    36,081.56x = 529,678,298.27
  5. Step 5: Solve for x
    x = 529,678,298.27/36,081.56
  6. Step 6: Final answer
    x = 14,680.03

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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.