Home / 204,096.70-306,145.05-119,897.20

Finding the Fourth Proportional to 204,096.70, 306,145.05 and 119,897.20

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Solution

The fourth proportional to 204,096.70, 306,145.05 and 119,897.20 is: 179,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,096.70 : 306,145.05 = 119,897.20 : x
  2. Step 2: Convert to fraction form
    204,096.70/306,145.05 = 119,897.20/x
  3. Step 3: Cross multiply
    204,096.70x = 306,145.05 × 119,897.20
  4. Step 4: Simplify right side
    204,096.70x = 36,705,934,288.86
  5. Step 5: Solve for x
    x = 36,705,934,288.86/204,096.70
  6. Step 6: Final answer
    x = 179,845.80

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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.