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Finding the Fourth Proportional to 79,194.62, 118,791.93 and 63,581.06

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Solution

The fourth proportional to 79,194.62, 118,791.93 and 63,581.06 is: 95,371.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194.62 : 118,791.93 = 63,581.06 : x
  2. Step 2: Convert to fraction form
    79,194.62/118,791.93 = 63,581.06/x
  3. Step 3: Cross multiply
    79,194.62x = 118,791.93 × 63,581.06
  4. Step 4: Simplify right side
    79,194.62x = 7,552,916,828.85
  5. Step 5: Solve for x
    x = 7,552,916,828.85/79,194.62
  6. Step 6: Final answer
    x = 95,371.59

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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.