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Finding the Fourth Proportional to 62,852.53, 86,736.40 and 36,003.73

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Solution

The fourth proportional to 62,852.53, 86,736.40 and 36,003.73 is: 49,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,852.53 : 86,736.40 = 36,003.73 : x
  2. Step 2: Convert to fraction form
    62,852.53/86,736.40 = 36,003.73/x
  3. Step 3: Cross multiply
    62,852.53x = 86,736.40 × 36,003.73
  4. Step 4: Simplify right side
    62,852.53x = 3,122,833,926.77
  5. Step 5: Solve for x
    x = 3,122,833,926.77/62,852.53
  6. Step 6: Final answer
    x = 49,685.10

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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.