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Finding the Fourth Proportional to 79,982.25, 110,375.51 and 46,450.41

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Solution

The fourth proportional to 79,982.25, 110,375.51 and 46,450.41 is: 64,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,982.25 : 110,375.51 = 46,450.41 : x
  2. Step 2: Convert to fraction form
    79,982.25/110,375.51 = 46,450.41/x
  3. Step 3: Cross multiply
    79,982.25x = 110,375.51 × 46,450.41
  4. Step 4: Simplify right side
    79,982.25x = 5,126,987,461.21
  5. Step 5: Solve for x
    x = 5,126,987,461.21/79,982.25
  6. Step 6: Final answer
    x = 64,101.57

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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.