Home / 193,234.30-289,851.45-171,072.70

Finding the Fourth Proportional to 193,234.30, 289,851.45 and 171,072.70

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Solution

The fourth proportional to 193,234.30, 289,851.45 and 171,072.70 is: 256,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,234.30 : 289,851.45 = 171,072.70 : x
  2. Step 2: Convert to fraction form
    193,234.30/289,851.45 = 171,072.70/x
  3. Step 3: Cross multiply
    193,234.30x = 289,851.45 × 171,072.70
  4. Step 4: Simplify right side
    193,234.30x = 49,585,670,150.42
  5. Step 5: Solve for x
    x = 49,585,670,150.42/193,234.30
  6. Step 6: Final answer
    x = 256,609.05

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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.