Home / 181,234.20-271,851.30-172,486.20

Finding the Fourth Proportional to 181,234.20, 271,851.30 and 172,486.20

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Solution

The fourth proportional to 181,234.20, 271,851.30 and 172,486.20 is: 258,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,234.20 : 271,851.30 = 172,486.20 : x
  2. Step 2: Convert to fraction form
    181,234.20/271,851.30 = 172,486.20/x
  3. Step 3: Cross multiply
    181,234.20x = 271,851.30 × 172,486.20
  4. Step 4: Simplify right side
    181,234.20x = 46,890,597,702.06
  5. Step 5: Solve for x
    x = 46,890,597,702.06/181,234.20
  6. Step 6: Final answer
    x = 258,729.30

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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.