Home / 204,031.27-281,603.46-130,396.60

Finding the Fourth Proportional to 204,031.27, 281,603.46 and 130,396.60

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Solution

The fourth proportional to 204,031.27, 281,603.46 and 130,396.60 is: 179,973.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,031.27 : 281,603.46 = 130,396.60 : x
  2. Step 2: Convert to fraction form
    204,031.27/281,603.46 = 130,396.60/x
  3. Step 3: Cross multiply
    204,031.27x = 281,603.46 × 130,396.60
  4. Step 4: Simplify right side
    204,031.27x = 36,720,133,732.24
  5. Step 5: Solve for x
    x = 36,720,133,732.24/204,031.27
  6. Step 6: Final answer
    x = 179,973.07

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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.