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Finding the Fourth Proportional to 18,032.11, 24,883.85 and 10,074.39

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Solution

The fourth proportional to 18,032.11, 24,883.85 and 10,074.39 is: 13,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,032.11 : 24,883.85 = 10,074.39 : x
  2. Step 2: Convert to fraction form
    18,032.11/24,883.85 = 10,074.39/x
  3. Step 3: Cross multiply
    18,032.11x = 24,883.85 × 10,074.39
  4. Step 4: Simplify right side
    18,032.11x = 250,689,634.79
  5. Step 5: Solve for x
    x = 250,689,634.79/18,032.11
  6. Step 6: Final answer
    x = 13,902.40

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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.