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Finding the Fourth Proportional to 69,611.66, 104,394.08 and 25,229.12

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Solution

The fourth proportional to 69,611.66, 104,394.08 and 25,229.12 is: 37,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,611.66 : 104,394.08 = 25,229.12 : x
  2. Step 2: Convert to fraction form
    69,611.66/104,394.08 = 25,229.12/x
  3. Step 3: Cross multiply
    69,611.66x = 104,394.08 × 25,229.12
  4. Step 4: Simplify right side
    69,611.66x = 2,633,770,771.61
  5. Step 5: Solve for x
    x = 2,633,770,771.61/69,611.66
  6. Step 6: Final answer
    x = 37,835.20

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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.