Home / 193,228.20-289,842.30-133,093.80

Finding the Fourth Proportional to 193,228.20, 289,842.30 and 133,093.80

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Solution

The fourth proportional to 193,228.20, 289,842.30 and 133,093.80 is: 199,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,228.20 : 289,842.30 = 133,093.80 : x
  2. Step 2: Convert to fraction form
    193,228.20/289,842.30 = 133,093.80/x
  3. Step 3: Cross multiply
    193,228.20x = 289,842.30 × 133,093.80
  4. Step 4: Simplify right side
    193,228.20x = 38,576,213,107.74
  5. Step 5: Solve for x
    x = 38,576,213,107.74/193,228.20
  6. Step 6: Final answer
    x = 199,640.70

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1.5x scale

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.