Home / 297,969.18-447,234.67-108,612.57

Finding the Fourth Proportional to 297,969.18, 447,234.67 and 108,612.57

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Solution

The fourth proportional to 297,969.18, 447,234.67 and 108,612.57 is: 163,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,969.18 : 447,234.67 = 108,612.57 : x
  2. Step 2: Convert to fraction form
    297,969.18/447,234.67 = 108,612.57/x
  3. Step 3: Cross multiply
    297,969.18x = 447,234.67 × 108,612.57
  4. Step 4: Simplify right side
    297,969.18x = 48,575,306,845.90
  5. Step 5: Solve for x
    x = 48,575,306,845.90/297,969.18
  6. Step 6: Final answer
    x = 163,021.24

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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.