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Finding the Fourth Proportional to 18,076.68, 24,941.08 and 10,418.08

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Solution

The fourth proportional to 18,076.68, 24,941.08 and 10,418.08 is: 14,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.68 : 24,941.08 = 10,418.08 : x
  2. Step 2: Convert to fraction form
    18,076.68/24,941.08 = 10,418.08/x
  3. Step 3: Cross multiply
    18,076.68x = 24,941.08 × 10,418.08
  4. Step 4: Simplify right side
    18,076.68x = 259,838,078.33
  5. Step 5: Solve for x
    x = 259,838,078.33/18,076.68
  6. Step 6: Final answer
    x = 14,374.21

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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.