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Finding the Fourth Proportional to 18,004.71, 24,850.14 and 10,452.69

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Solution

The fourth proportional to 18,004.71, 24,850.14 and 10,452.69 is: 14,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004.71 : 24,850.14 = 10,452.69 : x
  2. Step 2: Convert to fraction form
    18,004.71/24,850.14 = 10,452.69/x
  3. Step 3: Cross multiply
    18,004.71x = 24,850.14 × 10,452.69
  4. Step 4: Simplify right side
    18,004.71x = 259,750,809.88
  5. Step 5: Solve for x
    x = 259,750,809.88/18,004.71
  6. Step 6: Final answer
    x = 14,426.83

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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.