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Finding the Fourth Proportional to 94,793.26, 130,814.52 and 54,514.78

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Solution

The fourth proportional to 94,793.26, 130,814.52 and 54,514.78 is: 75,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,793.26 : 130,814.52 = 54,514.78 : x
  2. Step 2: Convert to fraction form
    94,793.26/130,814.52 = 54,514.78/x
  3. Step 3: Cross multiply
    94,793.26x = 130,814.52 × 54,514.78
  4. Step 4: Simplify right side
    94,793.26x = 7,131,324,778.61
  5. Step 5: Solve for x
    x = 7,131,324,778.61/94,793.26
  6. Step 6: Final answer
    x = 75,230.29

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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.