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Finding the Fourth Proportional to 77,733.05, 116,636.45 and 33,372.45

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Solution

The fourth proportional to 77,733.05, 116,636.45 and 33,372.45 is: 50,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,733.05 : 116,636.45 = 33,372.45 : x
  2. Step 2: Convert to fraction form
    77,733.05/116,636.45 = 33,372.45/x
  3. Step 3: Cross multiply
    77,733.05x = 116,636.45 × 33,372.45
  4. Step 4: Simplify right side
    77,733.05x = 3,892,443,928.94
  5. Step 5: Solve for x
    x = 3,892,443,928.94/77,733.05
  6. Step 6: Final answer
    x = 50,074.51

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