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Finding the Fourth Proportional to 53,954.82, 80,933.82 and 14,511.96

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Solution

The fourth proportional to 53,954.82, 80,933.82 and 14,511.96 is: 21,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,954.82 : 80,933.82 = 14,511.96 : x
  2. Step 2: Convert to fraction form
    53,954.82/80,933.82 = 14,511.96/x
  3. Step 3: Cross multiply
    53,954.82x = 80,933.82 × 14,511.96
  4. Step 4: Simplify right side
    53,954.82x = 1,174,508,358.49
  5. Step 5: Solve for x
    x = 1,174,508,358.49/53,954.82
  6. Step 6: Final answer
    x = 21,768.37

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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.