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Finding the Fourth Proportional to 23,786.60, 35,679.90 and 22,231.40

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Solution

The fourth proportional to 23,786.60, 35,679.90 and 22,231.40 is: 33,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,786.60 : 35,679.90 = 22,231.40 : x
  2. Step 2: Convert to fraction form
    23,786.60/35,679.90 = 22,231.40/x
  3. Step 3: Cross multiply
    23,786.60x = 35,679.90 × 22,231.40
  4. Step 4: Simplify right side
    23,786.60x = 793,214,128.86
  5. Step 5: Solve for x
    x = 793,214,128.86/23,786.60
  6. Step 6: Final answer
    x = 33,347.10

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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.