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Finding the Fourth Proportional to 32,936.25, 49,404.50 and 7,976.25

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Solution

The fourth proportional to 32,936.25, 49,404.50 and 7,976.25 is: 11,964.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,936.25 : 49,404.50 = 7,976.25 : x
  2. Step 2: Convert to fraction form
    32,936.25/49,404.50 = 7,976.25/x
  3. Step 3: Cross multiply
    32,936.25x = 49,404.50 × 7,976.25
  4. Step 4: Simplify right side
    32,936.25x = 394,062,603.24
  5. Step 5: Solve for x
    x = 394,062,603.24/32,936.25
  6. Step 6: Final answer
    x = 11,964.40

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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.