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Finding the Fourth Proportional to 27,322.20, 40,975.20 and 10,672.65

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Solution

The fourth proportional to 27,322.20, 40,975.20 and 10,672.65 is: 16,005.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.20 : 40,975.20 = 10,672.65 : x
  2. Step 2: Convert to fraction form
    27,322.20/40,975.20 = 10,672.65/x
  3. Step 3: Cross multiply
    27,322.20x = 40,975.20 × 10,672.65
  4. Step 4: Simplify right side
    27,322.20x = 437,313,968.28
  5. Step 5: Solve for x
    x = 437,313,968.28/27,322.20
  6. Step 6: Final answer
    x = 16,005.81

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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.