Home / 181,199.73-271,821.21-87,638.25

Finding the Fourth Proportional to 181,199.73, 271,821.21 and 87,638.25

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Solution

The fourth proportional to 181,199.73, 271,821.21 and 87,638.25 is: 131,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,199.73 : 271,821.21 = 87,638.25 : x
  2. Step 2: Convert to fraction form
    181,199.73/271,821.21 = 87,638.25/x
  3. Step 3: Cross multiply
    181,199.73x = 271,821.21 × 87,638.25
  4. Step 4: Simplify right side
    181,199.73x = 23,821,935,157.28
  5. Step 5: Solve for x
    x = 23,821,935,157.28/181,199.73
  6. Step 6: Final answer
    x = 131,467.83

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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.