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Finding the Fourth Proportional to 29,062.75, 43,594.53 and 8,286.25

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Solution

The fourth proportional to 29,062.75, 43,594.53 and 8,286.25 is: 12,429.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,062.75 : 43,594.53 = 8,286.25 : x
  2. Step 2: Convert to fraction form
    29,062.75/43,594.53 = 8,286.25/x
  3. Step 3: Cross multiply
    29,062.75x = 43,594.53 × 8,286.25
  4. Step 4: Simplify right side
    29,062.75x = 361,235,174.21
  5. Step 5: Solve for x
    x = 361,235,174.21/29,062.75
  6. Step 6: Final answer
    x = 12,429.49

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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.