Home / 203,851.64-281,324.67-113,208.00

Finding the Fourth Proportional to 203,851.64, 281,324.67 and 113,208.00

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Solution

The fourth proportional to 203,851.64, 281,324.67 and 113,208.00 is: 156,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,851.64 : 281,324.67 = 113,208.00 : x
  2. Step 2: Convert to fraction form
    203,851.64/281,324.67 = 113,208.00/x
  3. Step 3: Cross multiply
    203,851.64x = 281,324.67 × 113,208.00
  4. Step 4: Simplify right side
    203,851.64x = 31,848,204,453.94
  5. Step 5: Solve for x
    x = 31,848,204,453.94/203,851.64
  6. Step 6: Final answer
    x = 156,232.27

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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.