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Finding the Fourth Proportional to 23,979.33, 35,969.04 and 8,989.83

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Solution

The fourth proportional to 23,979.33, 35,969.04 and 8,989.83 is: 13,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,979.33 : 35,969.04 = 8,989.83 : x
  2. Step 2: Convert to fraction form
    23,979.33/35,969.04 = 8,989.83/x
  3. Step 3: Cross multiply
    23,979.33x = 35,969.04 × 8,989.83
  4. Step 4: Simplify right side
    23,979.33x = 323,355,554.86
  5. Step 5: Solve for x
    x = 323,355,554.86/23,979.33
  6. Step 6: Final answer
    x = 13,484.76

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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.