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Finding the Fourth Proportional to 20,105.58, 30,148.59 and 6,063

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Solution

The fourth proportional to 20,105.58, 30,148.59 and 6,063 is: 9,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,105.58 : 30,148.59 = 6,063 : x
  2. Step 2: Convert to fraction form
    20,105.58/30,148.59 = 6,063/x
  3. Step 3: Cross multiply
    20,105.58x = 30,148.59 × 6,063
  4. Step 4: Simplify right side
    20,105.58x = 182,790,901.17
  5. Step 5: Solve for x
    x = 182,790,901.17/20,105.58
  6. Step 6: Final answer
    x = 9,091.55

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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.