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Finding the Fourth Proportional to 168,482.73, 252,599.24 and 79,632.41

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Solution

The fourth proportional to 168,482.73, 252,599.24 and 79,632.41 is: 119,389.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,482.73 : 252,599.24 = 79,632.41 : x
  2. Step 2: Convert to fraction form
    168,482.73/252,599.24 = 79,632.41/x
  3. Step 3: Cross multiply
    168,482.73x = 252,599.24 × 79,632.41
  4. Step 4: Simplify right side
    168,482.73x = 20,115,084,584.21
  5. Step 5: Solve for x
    x = 20,115,084,584.21/168,482.73
  6. Step 6: Final answer
    x = 119,389.59

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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.