Home / 204,208.46-281,767.31-123,643.43

Finding the Fourth Proportional to 204,208.46, 281,767.31 and 123,643.43

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Solution

The fourth proportional to 204,208.46, 281,767.31 and 123,643.43 is: 170,603.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,208.46 : 281,767.31 = 123,643.43 : x
  2. Step 2: Convert to fraction form
    204,208.46/281,767.31 = 123,643.43/x
  3. Step 3: Cross multiply
    204,208.46x = 281,767.31 × 123,643.43
  4. Step 4: Simplify right side
    204,208.46x = 34,838,676,163.51
  5. Step 5: Solve for x
    x = 34,838,676,163.51/204,208.46
  6. Step 6: Final answer
    x = 170,603.49

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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.