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Finding the Fourth Proportional to 27,043.60, 40,559.09 and 7,323.69

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Solution

The fourth proportional to 27,043.60, 40,559.09 and 7,323.69 is: 10,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,043.60 : 40,559.09 = 7,323.69 : x
  2. Step 2: Convert to fraction form
    27,043.60/40,559.09 = 7,323.69/x
  3. Step 3: Cross multiply
    27,043.60x = 40,559.09 × 7,323.69
  4. Step 4: Simplify right side
    27,043.60x = 297,042,220.15
  5. Step 5: Solve for x
    x = 297,042,220.15/27,043.60
  6. Step 6: Final answer
    x = 10,983.83

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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.