Home / 203,924.55-281,460.89-113,311.66

Finding the Fourth Proportional to 203,924.55, 281,460.89 and 113,311.66

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Solution

The fourth proportional to 203,924.55, 281,460.89 and 113,311.66 is: 156,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,924.55 : 281,460.89 = 113,311.66 : x
  2. Step 2: Convert to fraction form
    203,924.55/281,460.89 = 113,311.66/x
  3. Step 3: Cross multiply
    203,924.55x = 281,460.89 × 113,311.66
  4. Step 4: Simplify right side
    203,924.55x = 31,892,800,670.98
  5. Step 5: Solve for x
    x = 31,892,800,670.98/203,924.55
  6. Step 6: Final answer
    x = 156,395.10

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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.