Home / 204,564.40-306,846.60-92,371.30

Finding the Fourth Proportional to 204,564.40, 306,846.60 and 92,371.30

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Solution

The fourth proportional to 204,564.40, 306,846.60 and 92,371.30 is: 138,556.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,564.40 : 306,846.60 = 92,371.30 : x
  2. Step 2: Convert to fraction form
    204,564.40/306,846.60 = 92,371.30/x
  3. Step 3: Cross multiply
    204,564.40x = 306,846.60 × 92,371.30
  4. Step 4: Simplify right side
    204,564.40x = 28,343,819,342.58
  5. Step 5: Solve for x
    x = 28,343,819,342.58/204,564.40
  6. Step 6: Final answer
    x = 138,556.95

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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.