Home / 20,083.67-30,129.79-6,042.52

Finding the Fourth Proportional to 20,083.67, 30,129.79 and 6,042.52

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Solution

The fourth proportional to 20,083.67, 30,129.79 and 6,042.52 is: 9,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,083.67 : 30,129.79 = 6,042.52 : x
  2. Step 2: Convert to fraction form
    20,083.67/30,129.79 = 6,042.52/x
  3. Step 3: Cross multiply
    20,083.67x = 30,129.79 × 6,042.52
  4. Step 4: Simplify right side
    20,083.67x = 182,059,858.67
  5. Step 5: Solve for x
    x = 182,059,858.67/20,083.67
  6. Step 6: Final answer
    x = 9,065.07

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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.