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Finding the Fourth Proportional to 69,422.52, 104,060.08 and 36,109.24

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Solution

The fourth proportional to 69,422.52, 104,060.08 and 36,109.24 is: 54,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,422.52 : 104,060.08 = 36,109.24 : x
  2. Step 2: Convert to fraction form
    69,422.52/104,060.08 = 36,109.24/x
  3. Step 3: Cross multiply
    69,422.52x = 104,060.08 × 36,109.24
  4. Step 4: Simplify right side
    69,422.52x = 3,757,530,403.14
  5. Step 5: Solve for x
    x = 3,757,530,403.14/69,422.52
  6. Step 6: Final answer
    x = 54,125.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.