Home / 203,923.95-281,460.03-113,311.05

Finding the Fourth Proportional to 203,923.95, 281,460.03 and 113,311.05

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Solution

The fourth proportional to 203,923.95, 281,460.03 and 113,311.05 is: 156,394.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,923.95 : 281,460.03 = 113,311.05 : x
  2. Step 2: Convert to fraction form
    203,923.95/281,460.03 = 113,311.05/x
  3. Step 3: Cross multiply
    203,923.95x = 281,460.03 × 113,311.05
  4. Step 4: Simplify right side
    203,923.95x = 31,892,531,532.33
  5. Step 5: Solve for x
    x = 31,892,531,532.33/203,923.95
  6. Step 6: Final answer
    x = 156,394.24

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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.