Home / 204,853.68-307,277.37-124,915.23

Finding the Fourth Proportional to 204,853.68, 307,277.37 and 124,915.23

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Solution

The fourth proportional to 204,853.68, 307,277.37 and 124,915.23 is: 187,370.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,853.68 : 307,277.37 = 124,915.23 : x
  2. Step 2: Convert to fraction form
    204,853.68/307,277.37 = 124,915.23/x
  3. Step 3: Cross multiply
    204,853.68x = 307,277.37 × 124,915.23
  4. Step 4: Simplify right side
    204,853.68x = 38,383,623,347.35
  5. Step 5: Solve for x
    x = 38,383,623,347.35/204,853.68
  6. Step 6: Final answer
    x = 187,370.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.