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Finding the Fourth Proportional to 18,073.94, 27,119.10 and 10,692.82

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Solution

The fourth proportional to 18,073.94, 27,119.10 and 10,692.82 is: 16,044.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,073.94 : 27,119.10 = 10,692.82 : x
  2. Step 2: Convert to fraction form
    18,073.94/27,119.10 = 10,692.82/x
  3. Step 3: Cross multiply
    18,073.94x = 27,119.10 × 10,692.82
  4. Step 4: Simplify right side
    18,073.94x = 289,979,654.86
  5. Step 5: Solve for x
    x = 289,979,654.86/18,073.94
  6. Step 6: Final answer
    x = 16,044.08

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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.