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Finding the Fourth Proportional to 27,793.82, 41,695.06 and 9,321.50

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Solution

The fourth proportional to 27,793.82, 41,695.06 and 9,321.50 is: 13,983.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793.82 : 41,695.06 = 9,321.50 : x
  2. Step 2: Convert to fraction form
    27,793.82/41,695.06 = 9,321.50/x
  3. Step 3: Cross multiply
    27,793.82x = 41,695.06 × 9,321.50
  4. Step 4: Simplify right side
    27,793.82x = 388,660,501.79
  5. Step 5: Solve for x
    x = 388,660,501.79/27,793.82
  6. Step 6: Final answer
    x = 13,983.70

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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.