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Finding the Fourth Proportional to 63,892.64, 88,168.16 and 36,662.96

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Solution

The fourth proportional to 63,892.64, 88,168.16 and 36,662.96 is: 50,592.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,892.64 : 88,168.16 = 36,662.96 : x
  2. Step 2: Convert to fraction form
    63,892.64/88,168.16 = 36,662.96/x
  3. Step 3: Cross multiply
    63,892.64x = 88,168.16 × 36,662.96
  4. Step 4: Simplify right side
    63,892.64x = 3,232,505,723.35
  5. Step 5: Solve for x
    x = 3,232,505,723.35/63,892.64
  6. Step 6: Final answer
    x = 50,592.77

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Why These Related Problems?

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