Home / 193,324.20-289,986.30-123,340.20

Finding the Fourth Proportional to 193,324.20, 289,986.30 and 123,340.20

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Solution

The fourth proportional to 193,324.20, 289,986.30 and 123,340.20 is: 185,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,324.20 : 289,986.30 = 123,340.20 : x
  2. Step 2: Convert to fraction form
    193,324.20/289,986.30 = 123,340.20/x
  3. Step 3: Cross multiply
    193,324.20x = 289,986.30 × 123,340.20
  4. Step 4: Simplify right side
    193,324.20x = 35,766,968,239.26
  5. Step 5: Solve for x
    x = 35,766,968,239.26/193,324.20
  6. Step 6: Final answer
    x = 185,010.30

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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.