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Finding the Fourth Proportional to 27,673.33, 41,505.54 and 7,947.40

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Solution

The fourth proportional to 27,673.33, 41,505.54 and 7,947.40 is: 11,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.33 : 41,505.54 = 7,947.40 : x
  2. Step 2: Convert to fraction form
    27,673.33/41,505.54 = 7,947.40/x
  3. Step 3: Cross multiply
    27,673.33x = 41,505.54 × 7,947.40
  4. Step 4: Simplify right side
    27,673.33x = 329,861,180.48
  5. Step 5: Solve for x
    x = 329,861,180.48/27,673.33
  6. Step 6: Final answer
    x = 11,919.82

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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.