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Finding the Fourth Proportional to 53,591.63, 73,956.44 and 29,721.94

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Solution

The fourth proportional to 53,591.63, 73,956.44 and 29,721.94 is: 41,016.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,591.63 : 73,956.44 = 29,721.94 : x
  2. Step 2: Convert to fraction form
    53,591.63/73,956.44 = 29,721.94/x
  3. Step 3: Cross multiply
    53,591.63x = 73,956.44 × 29,721.94
  4. Step 4: Simplify right side
    53,591.63x = 2,198,128,761.71
  5. Step 5: Solve for x
    x = 2,198,128,761.71/53,591.63
  6. Step 6: Final answer
    x = 41,016.27

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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.