Home / 204,261.60-281,300.40-147,583.20

Finding the Fourth Proportional to 204,261.60, 281,300.40 and 147,583.20

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Solution

The fourth proportional to 204,261.60, 281,300.40 and 147,583.20 is: 203,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,261.60 : 281,300.40 = 147,583.20 : x
  2. Step 2: Convert to fraction form
    204,261.60/281,300.40 = 147,583.20/x
  3. Step 3: Cross multiply
    204,261.60x = 281,300.40 × 147,583.20
  4. Step 4: Simplify right side
    204,261.60x = 41,515,213,193.28
  5. Step 5: Solve for x
    x = 41,515,213,193.28/204,261.60
  6. Step 6: Final answer
    x = 203,245.31

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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.