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Finding the Fourth Proportional to 6,072.45, 8,081.55 and 6,072.45

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Solution

The fourth proportional to 6,072.45, 8,081.55 and 6,072.45 is: 8,081.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.45 : 8,081.55 = 6,072.45 : x
  2. Step 2: Convert to fraction form
    6,072.45/8,081.55 = 6,072.45/x
  3. Step 3: Cross multiply
    6,072.45x = 8,081.55 × 6,072.45
  4. Step 4: Simplify right side
    6,072.45x = 49,074,808.30
  5. Step 5: Solve for x
    x = 49,074,808.30/6,072.45
  6. Step 6: Final answer
    x = 8,081.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.