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Finding the Fourth Proportional to 69,612.44, 96,062.73 and 37,780.70

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Solution

The fourth proportional to 69,612.44, 96,062.73 and 37,780.70 is: 52,136.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,612.44 : 96,062.73 = 37,780.70 : x
  2. Step 2: Convert to fraction form
    69,612.44/96,062.73 = 37,780.70/x
  3. Step 3: Cross multiply
    69,612.44x = 96,062.73 × 37,780.70
  4. Step 4: Simplify right side
    69,612.44x = 3,629,317,183.31
  5. Step 5: Solve for x
    x = 3,629,317,183.31/69,612.44
  6. Step 6: Final answer
    x = 52,136.04

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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.