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Finding the Fourth Proportional to 12,494.71, 17,241.03 and 8,024.51

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Solution

The fourth proportional to 12,494.71, 17,241.03 and 8,024.51 is: 11,072.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,494.71 : 17,241.03 = 8,024.51 : x
  2. Step 2: Convert to fraction form
    12,494.71/17,241.03 = 8,024.51/x
  3. Step 3: Cross multiply
    12,494.71x = 17,241.03 × 8,024.51
  4. Step 4: Simplify right side
    12,494.71x = 138,350,860.75
  5. Step 5: Solve for x
    x = 138,350,860.75/12,494.71
  6. Step 6: Final answer
    x = 11,072.76

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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.