Home / 130,906.07-196,355.18-36,142.04

Finding the Fourth Proportional to 130,906.07, 196,355.18 and 36,142.04

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Solution

The fourth proportional to 130,906.07, 196,355.18 and 36,142.04 is: 54,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,906.07 : 196,355.18 = 36,142.04 : x
  2. Step 2: Convert to fraction form
    130,906.07/196,355.18 = 36,142.04/x
  3. Step 3: Cross multiply
    130,906.07x = 196,355.18 × 36,142.04
  4. Step 4: Simplify right side
    130,906.07x = 7,096,676,614.68
  5. Step 5: Solve for x
    x = 7,096,676,614.68/130,906.07
  6. Step 6: Final answer
    x = 54,211.98

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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.