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Finding the Fourth Proportional to 15,995.92, 23,993.88 and 4,902.57

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Solution

The fourth proportional to 15,995.92, 23,993.88 and 4,902.57 is: 7,353.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.92 : 23,993.88 = 4,902.57 : x
  2. Step 2: Convert to fraction form
    15,995.92/23,993.88 = 4,902.57/x
  3. Step 3: Cross multiply
    15,995.92x = 23,993.88 × 4,902.57
  4. Step 4: Simplify right side
    15,995.92x = 117,631,676.27
  5. Step 5: Solve for x
    x = 117,631,676.27/15,995.92
  6. Step 6: Final answer
    x = 7,353.86

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Similar ratio
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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.