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Finding the Fourth Proportional to 65,795.44, 90,806.36 and 37,494.64

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Solution

The fourth proportional to 65,795.44, 90,806.36 and 37,494.64 is: 51,747.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,795.44 : 90,806.36 = 37,494.64 : x
  2. Step 2: Convert to fraction form
    65,795.44/90,806.36 = 37,494.64/x
  3. Step 3: Cross multiply
    65,795.44x = 90,806.36 × 37,494.64
  4. Step 4: Simplify right side
    65,795.44x = 3,404,751,777.91
  5. Step 5: Solve for x
    x = 3,404,751,777.91/65,795.44
  6. Step 6: Final answer
    x = 51,747.53

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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.