Home / 130,786.92-196,158.42-37,270.44

Finding the Fourth Proportional to 130,786.92, 196,158.42 and 37,270.44

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Solution

The fourth proportional to 130,786.92, 196,158.42 and 37,270.44 is: 55,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,786.92 : 196,158.42 = 37,270.44 : x
  2. Step 2: Convert to fraction form
    130,786.92/196,158.42 = 37,270.44/x
  3. Step 3: Cross multiply
    130,786.92x = 196,158.42 × 37,270.44
  4. Step 4: Simplify right side
    130,786.92x = 7,310,910,623.10
  5. Step 5: Solve for x
    x = 7,310,910,623.10/130,786.92
  6. Step 6: Final answer
    x = 55,899.40

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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.