Home / 203,924.08-281,460.20-113,311.18

Finding the Fourth Proportional to 203,924.08, 281,460.20 and 113,311.18

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Solution

The fourth proportional to 203,924.08, 281,460.20 and 113,311.18 is: 156,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,924.08 : 281,460.20 = 113,311.18 : x
  2. Step 2: Convert to fraction form
    203,924.08/281,460.20 = 113,311.18/x
  3. Step 3: Cross multiply
    203,924.08x = 281,460.20 × 113,311.18
  4. Step 4: Simplify right side
    203,924.08x = 31,892,586,261.01
  5. Step 5: Solve for x
    x = 31,892,586,261.01/203,924.08
  6. Step 6: Final answer
    x = 156,394.41

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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.