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Finding the Fourth Proportional to 23,992.96, 35,989.44 and 8,415.04

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Solution

The fourth proportional to 23,992.96, 35,989.44 and 8,415.04 is: 12,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992.96 : 35,989.44 = 8,415.04 : x
  2. Step 2: Convert to fraction form
    23,992.96/35,989.44 = 8,415.04/x
  3. Step 3: Cross multiply
    23,992.96x = 35,989.44 × 8,415.04
  4. Step 4: Simplify right side
    23,992.96x = 302,852,577.18
  5. Step 5: Solve for x
    x = 302,852,577.18/23,992.96
  6. Step 6: Final answer
    x = 12,622.56

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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.