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Finding the Fourth Proportional to 63,887.64, 88,163.75 and 35,209.96

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Solution

The fourth proportional to 63,887.64, 88,163.75 and 35,209.96 is: 48,589.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,887.64 : 88,163.75 = 35,209.96 : x
  2. Step 2: Convert to fraction form
    63,887.64/88,163.75 = 35,209.96/x
  3. Step 3: Cross multiply
    63,887.64x = 88,163.75 × 35,209.96
  4. Step 4: Simplify right side
    63,887.64x = 3,104,242,110.95
  5. Step 5: Solve for x
    x = 3,104,242,110.95/63,887.64
  6. Step 6: Final answer
    x = 48,589.09

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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.