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Finding the Fourth Proportional to 75,796.92, 104,600.16 and 41,806.60

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Solution

The fourth proportional to 75,796.92, 104,600.16 and 41,806.60 is: 57,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,796.92 : 104,600.16 = 41,806.60 : x
  2. Step 2: Convert to fraction form
    75,796.92/104,600.16 = 41,806.60/x
  3. Step 3: Cross multiply
    75,796.92x = 104,600.16 × 41,806.60
  4. Step 4: Simplify right side
    75,796.92x = 4,372,977,049.06
  5. Step 5: Solve for x
    x = 4,372,977,049.06/75,796.92
  6. Step 6: Final answer
    x = 57,693.33

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1.5x scale

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.