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Finding the Fourth Proportional to 23,611.91, 35,409.36 and 7,814.03

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Solution

The fourth proportional to 23,611.91, 35,409.36 and 7,814.03 is: 11,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,611.91 : 35,409.36 = 7,814.03 : x
  2. Step 2: Convert to fraction form
    23,611.91/35,409.36 = 7,814.03/x
  3. Step 3: Cross multiply
    23,611.91x = 35,409.36 × 7,814.03
  4. Step 4: Simplify right side
    23,611.91x = 276,689,609.62
  5. Step 5: Solve for x
    x = 276,689,609.62/23,611.91
  6. Step 6: Final answer
    x = 11,718.22

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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.