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Finding the Fourth Proportional to 178,161.86, 267,660.84 and 168,074.12

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Solution

The fourth proportional to 178,161.86, 267,660.84 and 168,074.12 is: 252,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,161.86 : 267,660.84 = 168,074.12 : x
  2. Step 2: Convert to fraction form
    178,161.86/267,660.84 = 168,074.12/x
  3. Step 3: Cross multiply
    178,161.86x = 267,660.84 × 168,074.12
  4. Step 4: Simplify right side
    178,161.86x = 44,986,860,141.46
  5. Step 5: Solve for x
    x = 44,986,860,141.46/178,161.86
  6. Step 6: Final answer
    x = 252,505.56

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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.