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Finding the Fourth Proportional to 168,245.44, 232,170.47 and 100,260.89

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Solution

The fourth proportional to 168,245.44, 232,170.47 and 100,260.89 is: 138,355.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,245.44 : 232,170.47 = 100,260.89 : x
  2. Step 2: Convert to fraction form
    168,245.44/232,170.47 = 100,260.89/x
  3. Step 3: Cross multiply
    168,245.44x = 232,170.47 × 100,260.89
  4. Step 4: Simplify right side
    168,245.44x = 23,277,617,538.38
  5. Step 5: Solve for x
    x = 23,277,617,538.38/168,245.44
  6. Step 6: Final answer
    x = 138,355.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.