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Finding the Fourth Proportional to 18,176.30, 27,253.29 and 7,070.05

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Solution

The fourth proportional to 18,176.30, 27,253.29 and 7,070.05 is: 10,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.30 : 27,253.29 = 7,070.05 : x
  2. Step 2: Convert to fraction form
    18,176.30/27,253.29 = 7,070.05/x
  3. Step 3: Cross multiply
    18,176.30x = 27,253.29 × 7,070.05
  4. Step 4: Simplify right side
    18,176.30x = 192,682,122.96
  5. Step 5: Solve for x
    x = 192,682,122.96/18,176.30
  6. Step 6: Final answer
    x = 10,600.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.