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Finding the Fourth Proportional to 18,542.04, 27,793.62 and 8,673

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Solution

The fourth proportional to 18,542.04, 27,793.62 and 8,673 is: 13,000.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.04 : 27,793.62 = 8,673 : x
  2. Step 2: Convert to fraction form
    18,542.04/27,793.62 = 8,673/x
  3. Step 3: Cross multiply
    18,542.04x = 27,793.62 × 8,673
  4. Step 4: Simplify right side
    18,542.04x = 241,054,066.26
  5. Step 5: Solve for x
    x = 241,054,066.26/18,542.04
  6. Step 6: Final answer
    x = 13,000.41

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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.