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Finding the Fourth Proportional to 16,427.04, 22,668.84 and 8,975.04

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Solution

The fourth proportional to 16,427.04, 22,668.84 and 8,975.04 is: 12,385.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,427.04 : 22,668.84 = 8,975.04 : x
  2. Step 2: Convert to fraction form
    16,427.04/22,668.84 = 8,975.04/x
  3. Step 3: Cross multiply
    16,427.04x = 22,668.84 × 8,975.04
  4. Step 4: Simplify right side
    16,427.04x = 203,453,745.75
  5. Step 5: Solve for x
    x = 203,453,745.75/16,427.04
  6. Step 6: Final answer
    x = 12,385.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.