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Finding the Fourth Proportional to 69,713.06, 96,204.63 and 37,881.96

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Solution

The fourth proportional to 69,713.06, 96,204.63 and 37,881.96 is: 52,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,713.06 : 96,204.63 = 37,881.96 : x
  2. Step 2: Convert to fraction form
    69,713.06/96,204.63 = 37,881.96/x
  3. Step 3: Cross multiply
    69,713.06x = 96,204.63 × 37,881.96
  4. Step 4: Simplify right side
    69,713.06x = 3,644,419,945.47
  5. Step 5: Solve for x
    x = 3,644,419,945.47/69,713.06
  6. Step 6: Final answer
    x = 52,277.44

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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.