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Finding the Fourth Proportional to 203,884.62, 281,360.80 and 114,460.62

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Solution

The fourth proportional to 203,884.62, 281,360.80 and 114,460.62 is: 157,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,884.62 : 281,360.80 = 114,460.62 : x
  2. Step 2: Convert to fraction form
    203,884.62/281,360.80 = 114,460.62/x
  3. Step 3: Cross multiply
    203,884.62x = 281,360.80 × 114,460.62
  4. Step 4: Simplify right side
    203,884.62x = 32,204,731,611.70
  5. Step 5: Solve for x
    x = 32,204,731,611.70/203,884.62
  6. Step 6: Final answer
    x = 157,955.67

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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.