Home / 130,157.38-195,201.04-45,906.61

Finding the Fourth Proportional to 130,157.38, 195,201.04 and 45,906.61

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Solution

The fourth proportional to 130,157.38, 195,201.04 and 45,906.61 is: 68,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,157.38 : 195,201.04 = 45,906.61 : x
  2. Step 2: Convert to fraction form
    130,157.38/195,201.04 = 45,906.61/x
  3. Step 3: Cross multiply
    130,157.38x = 195,201.04 × 45,906.61
  4. Step 4: Simplify right side
    130,157.38x = 8,961,018,014.87
  5. Step 5: Solve for x
    x = 8,961,018,014.87/130,157.38
  6. Step 6: Final answer
    x = 68,847.56

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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.