Home / 194,771.45-292,195.04-74,819.63

Finding the Fourth Proportional to 194,771.45, 292,195.04 and 74,819.63

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Solution

The fourth proportional to 194,771.45, 292,195.04 and 74,819.63 is: 112,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,771.45 : 292,195.04 = 74,819.63 : x
  2. Step 2: Convert to fraction form
    194,771.45/292,195.04 = 74,819.63/x
  3. Step 3: Cross multiply
    194,771.45x = 292,195.04 × 74,819.63
  4. Step 4: Simplify right side
    194,771.45x = 21,861,922,945.56
  5. Step 5: Solve for x
    x = 21,861,922,945.56/194,771.45
  6. Step 6: Final answer
    x = 112,243.98

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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.