Home / 133,044.20-199,566.30-83,180.60

Finding the Fourth Proportional to 133,044.20, 199,566.30 and 83,180.60

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Solution

The fourth proportional to 133,044.20, 199,566.30 and 83,180.60 is: 124,770.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,044.20 : 199,566.30 = 83,180.60 : x
  2. Step 2: Convert to fraction form
    133,044.20/199,566.30 = 83,180.60/x
  3. Step 3: Cross multiply
    133,044.20x = 199,566.30 × 83,180.60
  4. Step 4: Simplify right side
    133,044.20x = 16,600,044,573.78
  5. Step 5: Solve for x
    x = 16,600,044,573.78/133,044.20
  6. Step 6: Final answer
    x = 124,770.90

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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.