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Finding the Fourth Proportional to 69,597.97, 96,047.34 and 40,912.37

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Solution

The fourth proportional to 69,597.97, 96,047.34 and 40,912.37 is: 56,460.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,597.97 : 96,047.34 = 40,912.37 : x
  2. Step 2: Convert to fraction form
    69,597.97/96,047.34 = 40,912.37/x
  3. Step 3: Cross multiply
    69,597.97x = 96,047.34 × 40,912.37
  4. Step 4: Simplify right side
    69,597.97x = 3,929,524,311.60
  5. Step 5: Solve for x
    x = 3,929,524,311.60/69,597.97
  6. Step 6: Final answer
    x = 56,460.33

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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.