Home / 204,102.15-281,640.56-118,054.64

Finding the Fourth Proportional to 204,102.15, 281,640.56 and 118,054.64

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Solution

The fourth proportional to 204,102.15, 281,640.56 and 118,054.64 is: 162,903.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,102.15 : 281,640.56 = 118,054.64 : x
  2. Step 2: Convert to fraction form
    204,102.15/281,640.56 = 118,054.64/x
  3. Step 3: Cross multiply
    204,102.15x = 281,640.56 × 118,054.64
  4. Step 4: Simplify right side
    204,102.15x = 33,248,972,921.72
  5. Step 5: Solve for x
    x = 33,248,972,921.72/204,102.15
  6. Step 6: Final answer
    x = 162,903.59

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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.