Home / 204,333.18-281,974.41-113,689.32

Finding the Fourth Proportional to 204,333.18, 281,974.41 and 113,689.32

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Solution

The fourth proportional to 204,333.18, 281,974.41 and 113,689.32 is: 156,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,333.18 : 281,974.41 = 113,689.32 : x
  2. Step 2: Convert to fraction form
    204,333.18/281,974.41 = 113,689.32/x
  3. Step 3: Cross multiply
    204,333.18x = 281,974.41 × 113,689.32
  4. Step 4: Simplify right side
    204,333.18x = 32,057,478,930.30
  5. Step 5: Solve for x
    x = 32,057,478,930.30/204,333.18
  6. Step 6: Final answer
    x = 156,888.27

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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.