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Finding the Fourth Proportional to 79,096.77, 118,636.38 and 19,932.44

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Solution

The fourth proportional to 79,096.77, 118,636.38 and 19,932.44 is: 29,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,096.77 : 118,636.38 = 19,932.44 : x
  2. Step 2: Convert to fraction form
    79,096.77/118,636.38 = 19,932.44/x
  3. Step 3: Cross multiply
    79,096.77x = 118,636.38 × 19,932.44
  4. Step 4: Simplify right side
    79,096.77x = 2,364,711,932.99
  5. Step 5: Solve for x
    x = 2,364,711,932.99/79,096.77
  6. Step 6: Final answer
    x = 29,896.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.