Home / 194,906.20-292,359.30-192,281.80

Finding the Fourth Proportional to 194,906.20, 292,359.30 and 192,281.80

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Solution

The fourth proportional to 194,906.20, 292,359.30 and 192,281.80 is: 288,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,906.20 : 292,359.30 = 192,281.80 : x
  2. Step 2: Convert to fraction form
    194,906.20/292,359.30 = 192,281.80/x
  3. Step 3: Cross multiply
    194,906.20x = 292,359.30 × 192,281.80
  4. Step 4: Simplify right side
    194,906.20x = 56,215,372,450.74
  5. Step 5: Solve for x
    x = 56,215,372,450.74/194,906.20
  6. Step 6: Final answer
    x = 288,422.70

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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.