Home / 204,190.88-281,718.40-123,592.64

Finding the Fourth Proportional to 204,190.88, 281,718.40 and 123,592.64

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Solution

The fourth proportional to 204,190.88, 281,718.40 and 123,592.64 is: 170,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,190.88 : 281,718.40 = 123,592.64 : x
  2. Step 2: Convert to fraction form
    204,190.88/281,718.40 = 123,592.64/x
  3. Step 3: Cross multiply
    204,190.88x = 281,718.40 × 123,592.64
  4. Step 4: Simplify right side
    204,190.88x = 34,818,320,792.58
  5. Step 5: Solve for x
    x = 34,818,320,792.58/204,190.88
  6. Step 6: Final answer
    x = 170,518.49

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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.