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Finding the Fourth Proportional to 23,906.32, 32,970.96 and 20,062.86

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Solution

The fourth proportional to 23,906.32, 32,970.96 and 20,062.86 is: 27,670.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,906.32 : 32,970.96 = 20,062.86 : x
  2. Step 2: Convert to fraction form
    23,906.32/32,970.96 = 20,062.86/x
  3. Step 3: Cross multiply
    23,906.32x = 32,970.96 × 20,062.86
  4. Step 4: Simplify right side
    23,906.32x = 661,491,754.55
  5. Step 5: Solve for x
    x = 661,491,754.55/23,906.32
  6. Step 6: Final answer
    x = 27,670.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.