Home / 203,767.88-281,185.56-113,116.68

Finding the Fourth Proportional to 203,767.88, 281,185.56 and 113,116.68

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Solution

The fourth proportional to 203,767.88, 281,185.56 and 113,116.68 is: 156,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,767.88 : 281,185.56 = 113,116.68 : x
  2. Step 2: Convert to fraction form
    203,767.88/281,185.56 = 113,116.68/x
  3. Step 3: Cross multiply
    203,767.88x = 281,185.56 × 113,116.68
  4. Step 4: Simplify right side
    203,767.88x = 31,806,777,011.14
  5. Step 5: Solve for x
    x = 31,806,777,011.14/203,767.88
  6. Step 6: Final answer
    x = 156,093.18

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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.