Home / 130,786.70-196,181.86-37,292.44

Finding the Fourth Proportional to 130,786.70, 196,181.86 and 37,292.44

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Solution

The fourth proportional to 130,786.70, 196,181.86 and 37,292.44 is: 55,939.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,786.70 : 196,181.86 = 37,292.44 : x
  2. Step 2: Convert to fraction form
    130,786.70/196,181.86 = 37,292.44/x
  3. Step 3: Cross multiply
    130,786.70x = 196,181.86 × 37,292.44
  4. Step 4: Simplify right side
    130,786.70x = 7,316,100,243.14
  5. Step 5: Solve for x
    x = 7,316,100,243.14/130,786.70
  6. Step 6: Final answer
    x = 55,939.18

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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.