Home / 204,339.88-281,981.96-112,450.60

Finding the Fourth Proportional to 204,339.88, 281,981.96 and 112,450.60

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Solution

The fourth proportional to 204,339.88, 281,981.96 and 112,450.60 is: 155,177.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,339.88 : 281,981.96 = 112,450.60 : x
  2. Step 2: Convert to fraction form
    204,339.88/281,981.96 = 112,450.60/x
  3. Step 3: Cross multiply
    204,339.88x = 281,981.96 × 112,450.60
  4. Step 4: Simplify right side
    204,339.88x = 31,709,040,591.18
  5. Step 5: Solve for x
    x = 31,709,040,591.18/204,339.88
  6. Step 6: Final answer
    x = 155,177.93

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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.