Home / 203,991-281,524.86-114,584.28

Finding the Fourth Proportional to 203,991, 281,524.86 and 114,584.28

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Solution

The fourth proportional to 203,991, 281,524.86 and 114,584.28 is: 158,136.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,991 : 281,524.86 = 114,584.28 : x
  2. Step 2: Convert to fraction form
    203,991/281,524.86 = 114,584.28/x
  3. Step 3: Cross multiply
    203,991x = 281,524.86 × 114,584.28
  4. Step 4: Simplify right side
    203,991x = 32,258,323,385.20
  5. Step 5: Solve for x
    x = 32,258,323,385.20/203,991
  6. Step 6: Final answer
    x = 158,136.01

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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.