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Finding the Fourth Proportional to 27,323.98, 40,984.08 and 10,680.82

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Solution

The fourth proportional to 27,323.98, 40,984.08 and 10,680.82 is: 16,020.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.98 : 40,984.08 = 10,680.82 : x
  2. Step 2: Convert to fraction form
    27,323.98/40,984.08 = 10,680.82/x
  3. Step 3: Cross multiply
    27,323.98x = 40,984.08 × 10,680.82
  4. Step 4: Simplify right side
    27,323.98x = 437,743,581.35
  5. Step 5: Solve for x
    x = 437,743,581.35/27,323.98
  6. Step 6: Final answer
    x = 16,020.49

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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.