Home / 203,852.79-281,307.33-113,214.60

Finding the Fourth Proportional to 203,852.79, 281,307.33 and 113,214.60

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Solution

The fourth proportional to 203,852.79, 281,307.33 and 113,214.60 is: 156,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,852.79 : 281,307.33 = 113,214.60 : x
  2. Step 2: Convert to fraction form
    203,852.79/281,307.33 = 113,214.60/x
  3. Step 3: Cross multiply
    203,852.79x = 281,307.33 × 113,214.60
  4. Step 4: Simplify right side
    203,852.79x = 31,848,096,843.02
  5. Step 5: Solve for x
    x = 31,848,096,843.02/203,852.79
  6. Step 6: Final answer
    x = 156,230.86

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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.