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Finding the Fourth Proportional to 6,158.92, 8,496.62 and 4,168.76

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Solution

The fourth proportional to 6,158.92, 8,496.62 and 4,168.76 is: 5,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158.92 : 8,496.62 = 4,168.76 : x
  2. Step 2: Convert to fraction form
    6,158.92/8,496.62 = 4,168.76/x
  3. Step 3: Cross multiply
    6,158.92x = 8,496.62 × 4,168.76
  4. Step 4: Simplify right side
    6,158.92x = 35,420,369.59
  5. Step 5: Solve for x
    x = 35,420,369.59/6,158.92
  6. Step 6: Final answer
    x = 5,751.07

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.