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Finding the Fourth Proportional to 69,486.36, 95,891.34 and 37,655.25

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Solution

The fourth proportional to 69,486.36, 95,891.34 and 37,655.25 is: 51,964.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,486.36 : 95,891.34 = 37,655.25 : x
  2. Step 2: Convert to fraction form
    69,486.36/95,891.34 = 37,655.25/x
  3. Step 3: Cross multiply
    69,486.36x = 95,891.34 × 37,655.25
  4. Step 4: Simplify right side
    69,486.36x = 3,610,812,380.54
  5. Step 5: Solve for x
    x = 3,610,812,380.54/69,486.36
  6. Step 6: Final answer
    x = 51,964.33

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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.