Home / 130,872.92-196,407.18-50,923.49

Finding the Fourth Proportional to 130,872.92, 196,407.18 and 50,923.49

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Solution

The fourth proportional to 130,872.92, 196,407.18 and 50,923.49 is: 76,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,872.92 : 196,407.18 = 50,923.49 : x
  2. Step 2: Convert to fraction form
    130,872.92/196,407.18 = 50,923.49/x
  3. Step 3: Cross multiply
    130,872.92x = 196,407.18 × 50,923.49
  4. Step 4: Simplify right side
    130,872.92x = 10,001,738,084.62
  5. Step 5: Solve for x
    x = 10,001,738,084.62/130,872.92
  6. Step 6: Final answer
    x = 76,423.29

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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.