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Finding the Fourth Proportional to 18,063.08, 27,087.62 and 6,214.62

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Solution

The fourth proportional to 18,063.08, 27,087.62 and 6,214.62 is: 9,319.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.08 : 27,087.62 = 6,214.62 : x
  2. Step 2: Convert to fraction form
    18,063.08/27,087.62 = 6,214.62/x
  3. Step 3: Cross multiply
    18,063.08x = 27,087.62 × 6,214.62
  4. Step 4: Simplify right side
    18,063.08x = 168,339,265.00
  5. Step 5: Solve for x
    x = 168,339,265.00/18,063.08
  6. Step 6: Final answer
    x = 9,319.52

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1.5x scale

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.