Home / 204,283.77-281,796.40-122,591.11

Finding the Fourth Proportional to 204,283.77, 281,796.40 and 122,591.11

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Solution

The fourth proportional to 204,283.77, 281,796.40 and 122,591.11 is: 169,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,283.77 : 281,796.40 = 122,591.11 : x
  2. Step 2: Convert to fraction form
    204,283.77/281,796.40 = 122,591.11/x
  3. Step 3: Cross multiply
    204,283.77x = 281,796.40 × 122,591.11
  4. Step 4: Simplify right side
    204,283.77x = 34,545,732,918.75
  5. Step 5: Solve for x
    x = 34,545,732,918.75/204,283.77
  6. Step 6: Final answer
    x = 169,106.60

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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.