Home / 327,930.64-492,038.90-114,851.41

Finding the Fourth Proportional to 327,930.64, 492,038.90 and 114,851.41

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Solution

The fourth proportional to 327,930.64, 492,038.90 and 114,851.41 is: 172,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,930.64 : 492,038.90 = 114,851.41 : x
  2. Step 2: Convert to fraction form
    327,930.64/492,038.90 = 114,851.41/x
  3. Step 3: Cross multiply
    327,930.64x = 492,038.90 × 114,851.41
  4. Step 4: Simplify right side
    327,930.64x = 56,511,361,439.85
  5. Step 5: Solve for x
    x = 56,511,361,439.85/327,930.64
  6. Step 6: Final answer
    x = 172,327.18

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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.