Home / 203,741.66-281,150.14-113,093.20

Finding the Fourth Proportional to 203,741.66, 281,150.14 and 113,093.20

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Solution

The fourth proportional to 203,741.66, 281,150.14 and 113,093.20 is: 156,061.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,741.66 : 281,150.14 = 113,093.20 : x
  2. Step 2: Convert to fraction form
    203,741.66/281,150.14 = 113,093.20/x
  3. Step 3: Cross multiply
    203,741.66x = 281,150.14 × 113,093.20
  4. Step 4: Simplify right side
    203,741.66x = 31,796,169,013.05
  5. Step 5: Solve for x
    x = 31,796,169,013.05/203,741.66
  6. Step 6: Final answer
    x = 156,061.21

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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.