Home / 131,295.76-196,816.11-104,576.56

Finding the Fourth Proportional to 131,295.76, 196,816.11 and 104,576.56

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Solution

The fourth proportional to 131,295.76, 196,816.11 and 104,576.56 is: 156,763.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,295.76 : 196,816.11 = 104,576.56 : x
  2. Step 2: Convert to fraction form
    131,295.76/196,816.11 = 104,576.56/x
  3. Step 3: Cross multiply
    131,295.76x = 196,816.11 × 104,576.56
  4. Step 4: Simplify right side
    131,295.76x = 20,582,351,736.38
  5. Step 5: Solve for x
    x = 20,582,351,736.38/131,295.76
  6. Step 6: Final answer
    x = 156,763.26

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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.