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Finding the Fourth Proportional to 5,976.72, 8,137.26 and 5,958.18

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Solution

The fourth proportional to 5,976.72, 8,137.26 and 5,958.18 is: 8,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.72 : 8,137.26 = 5,958.18 : x
  2. Step 2: Convert to fraction form
    5,976.72/8,137.26 = 5,958.18/x
  3. Step 3: Cross multiply
    5,976.72x = 8,137.26 × 5,958.18
  4. Step 4: Simplify right side
    5,976.72x = 48,483,259.79
  5. Step 5: Solve for x
    x = 48,483,259.79/5,976.72
  6. Step 6: Final answer
    x = 8,112.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.