Home / 203,706.09-281,114.55-113,062.14

Finding the Fourth Proportional to 203,706.09, 281,114.55 and 113,062.14

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Solution

The fourth proportional to 203,706.09, 281,114.55 and 113,062.14 is: 156,025.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,706.09 : 281,114.55 = 113,062.14 : x
  2. Step 2: Convert to fraction form
    203,706.09/281,114.55 = 113,062.14/x
  3. Step 3: Cross multiply
    203,706.09x = 281,114.55 × 113,062.14
  4. Step 4: Simplify right side
    203,706.09x = 31,783,412,608.14
  5. Step 5: Solve for x
    x = 31,783,412,608.14/203,706.09
  6. Step 6: Final answer
    x = 156,025.83

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1.5x scale

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.