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Finding the Fourth Proportional to 27,393.45, 41,087.00 and 7,673.60

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Solution

The fourth proportional to 27,393.45, 41,087.00 and 7,673.60 is: 11,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,393.45 : 41,087.00 = 7,673.60 : x
  2. Step 2: Convert to fraction form
    27,393.45/41,087.00 = 7,673.60/x
  3. Step 3: Cross multiply
    27,393.45x = 41,087.00 × 7,673.60
  4. Step 4: Simplify right side
    27,393.45x = 315,284,959.40
  5. Step 5: Solve for x
    x = 315,284,959.40/27,393.45
  6. Step 6: Final answer
    x = 11,509.50

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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.