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Finding the Fourth Proportional to 69,559.14, 95,991.14 and 37,728.07

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Solution

The fourth proportional to 69,559.14, 95,991.14 and 37,728.07 is: 52,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,559.14 : 95,991.14 = 37,728.07 : x
  2. Step 2: Convert to fraction form
    69,559.14/95,991.14 = 37,728.07/x
  3. Step 3: Cross multiply
    69,559.14x = 95,991.14 × 37,728.07
  4. Step 4: Simplify right side
    69,559.14x = 3,621,560,449.30
  5. Step 5: Solve for x
    x = 3,621,560,449.30/69,559.14
  6. Step 6: Final answer
    x = 52,064.48

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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.