Home / 204,007.10-281,555.69-123,435.29

Finding the Fourth Proportional to 204,007.10, 281,555.69 and 123,435.29

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Solution

The fourth proportional to 204,007.10, 281,555.69 and 123,435.29 is: 170,356.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,007.10 : 281,555.69 = 123,435.29 : x
  2. Step 2: Convert to fraction form
    204,007.10/281,555.69 = 123,435.29/x
  3. Step 3: Cross multiply
    204,007.10x = 281,555.69 × 123,435.29
  4. Step 4: Simplify right side
    204,007.10x = 34,753,907,277.18
  5. Step 5: Solve for x
    x = 34,753,907,277.18/204,007.10
  6. Step 6: Final answer
    x = 170,356.36

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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.