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Finding the Fourth Proportional to 8,235.49, 12,353.24 and 1,995.51

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Solution

The fourth proportional to 8,235.49, 12,353.24 and 1,995.51 is: 2,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.49 : 12,353.24 = 1,995.51 : x
  2. Step 2: Convert to fraction form
    8,235.49/12,353.24 = 1,995.51/x
  3. Step 3: Cross multiply
    8,235.49x = 12,353.24 × 1,995.51
  4. Step 4: Simplify right side
    8,235.49x = 24,651,013.95
  5. Step 5: Solve for x
    x = 24,651,013.95/8,235.49
  6. Step 6: Final answer
    x = 2,993.27

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,236.49, 12,354.74 and 1,996.51
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.