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Finding the Fourth Proportional to 69,397.80, 104,096.70 and 44,514.60

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Solution

The fourth proportional to 69,397.80, 104,096.70 and 44,514.60 is: 66,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,397.80 : 104,096.70 = 44,514.60 : x
  2. Step 2: Convert to fraction form
    69,397.80/104,096.70 = 44,514.60/x
  3. Step 3: Cross multiply
    69,397.80x = 104,096.70 × 44,514.60
  4. Step 4: Simplify right side
    69,397.80x = 4,633,822,961.82
  5. Step 5: Solve for x
    x = 4,633,822,961.82/69,397.80
  6. Step 6: Final answer
    x = 66,771.90

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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.