Home / 204,093.80-306,135.07-54,335.39

Finding the Fourth Proportional to 204,093.80, 306,135.07 and 54,335.39

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Solution

The fourth proportional to 204,093.80, 306,135.07 and 54,335.39 is: 81,501.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,093.80 : 306,135.07 = 54,335.39 : x
  2. Step 2: Convert to fraction form
    204,093.80/306,135.07 = 54,335.39/x
  3. Step 3: Cross multiply
    204,093.80x = 306,135.07 × 54,335.39
  4. Step 4: Simplify right side
    204,093.80x = 16,633,969,050.63
  5. Step 5: Solve for x
    x = 16,633,969,050.63/204,093.80
  6. Step 6: Final answer
    x = 81,501.59

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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.