Home / 32,736.75-49,105.13-8,112.75

Finding the Fourth Proportional to 32,736.75, 49,105.13 and 8,112.75

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Solution

The fourth proportional to 32,736.75, 49,105.13 and 8,112.75 is: 12,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,736.75 : 49,105.13 = 8,112.75 : x
  2. Step 2: Convert to fraction form
    32,736.75/49,105.13 = 8,112.75/x
  3. Step 3: Cross multiply
    32,736.75x = 49,105.13 × 8,112.75
  4. Step 4: Simplify right side
    32,736.75x = 398,377,602.84
  5. Step 5: Solve for x
    x = 398,377,602.84/32,736.75
  6. Step 6: Final answer
    x = 12,169.13

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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.