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Finding the Fourth Proportional to 27,321.00, 40,977.91 and 8,601.13

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Solution

The fourth proportional to 27,321.00, 40,977.91 and 8,601.13 is: 12,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,321.00 : 40,977.91 = 8,601.13 : x
  2. Step 2: Convert to fraction form
    27,321.00/40,977.91 = 8,601.13/x
  3. Step 3: Cross multiply
    27,321.00x = 40,977.91 × 8,601.13
  4. Step 4: Simplify right side
    27,321.00x = 352,456,356.73
  5. Step 5: Solve for x
    x = 352,456,356.73/27,321.00
  6. Step 6: Final answer
    x = 12,900.57

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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.