Home / 204,143.88-281,627.63-119,223.48

Finding the Fourth Proportional to 204,143.88, 281,627.63 and 119,223.48

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Solution

The fourth proportional to 204,143.88, 281,627.63 and 119,223.48 is: 164,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,143.88 : 281,627.63 = 119,223.48 : x
  2. Step 2: Convert to fraction form
    204,143.88/281,627.63 = 119,223.48/x
  3. Step 3: Cross multiply
    204,143.88x = 281,627.63 × 119,223.48
  4. Step 4: Simplify right side
    204,143.88x = 33,576,625,516.64
  5. Step 5: Solve for x
    x = 33,576,625,516.64/204,143.88
  6. Step 6: Final answer
    x = 164,475.30

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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.