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Finding the Fourth Proportional to 18,002.70, 24,926.67 and 17,081.10

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Solution

The fourth proportional to 18,002.70, 24,926.67 and 17,081.10 is: 23,650.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,002.70 : 24,926.67 = 17,081.10 : x
  2. Step 2: Convert to fraction form
    18,002.70/24,926.67 = 17,081.10/x
  3. Step 3: Cross multiply
    18,002.70x = 24,926.67 × 17,081.10
  4. Step 4: Simplify right side
    18,002.70x = 425,774,942.94
  5. Step 5: Solve for x
    x = 425,774,942.94/18,002.70
  6. Step 6: Final answer
    x = 23,650.62

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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.