Home / 130,108.80-195,163.20-36,614.55

Finding the Fourth Proportional to 130,108.80, 195,163.20 and 36,614.55

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Solution

The fourth proportional to 130,108.80, 195,163.20 and 36,614.55 is: 54,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,108.80 : 195,163.20 = 36,614.55 : x
  2. Step 2: Convert to fraction form
    130,108.80/195,163.20 = 36,614.55/x
  3. Step 3: Cross multiply
    130,108.80x = 195,163.20 × 36,614.55
  4. Step 4: Simplify right side
    130,108.80x = 7,145,812,744.56
  5. Step 5: Solve for x
    x = 7,145,812,744.56/130,108.80
  6. Step 6: Final answer
    x = 54,921.83

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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.