Home / 193,116.20-289,674.30-168,540.20

Finding the Fourth Proportional to 193,116.20, 289,674.30 and 168,540.20

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Solution

The fourth proportional to 193,116.20, 289,674.30 and 168,540.20 is: 252,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,116.20 : 289,674.30 = 168,540.20 : x
  2. Step 2: Convert to fraction form
    193,116.20/289,674.30 = 168,540.20/x
  3. Step 3: Cross multiply
    193,116.20x = 289,674.30 × 168,540.20
  4. Step 4: Simplify right side
    193,116.20x = 48,821,764,456.86
  5. Step 5: Solve for x
    x = 48,821,764,456.86/193,116.20
  6. Step 6: Final answer
    x = 252,810.30

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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.