Home / 131,168.46-196,730.67-36,408.27

Finding the Fourth Proportional to 131,168.46, 196,730.67 and 36,408.27

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Solution

The fourth proportional to 131,168.46, 196,730.67 and 36,408.27 is: 54,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,168.46 : 196,730.67 = 36,408.27 : x
  2. Step 2: Convert to fraction form
    131,168.46/196,730.67 = 36,408.27/x
  3. Step 3: Cross multiply
    131,168.46x = 196,730.67 × 36,408.27
  4. Step 4: Simplify right side
    131,168.46x = 7,162,623,350.64
  5. Step 5: Solve for x
    x = 7,162,623,350.64/131,168.46
  6. Step 6: Final answer
    x = 54,606.29

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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.