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Finding the Fourth Proportional to 18,101.88, 24,982.12 and 10,548.83

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Solution

The fourth proportional to 18,101.88, 24,982.12 and 10,548.83 is: 14,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101.88 : 24,982.12 = 10,548.83 : x
  2. Step 2: Convert to fraction form
    18,101.88/24,982.12 = 10,548.83/x
  3. Step 3: Cross multiply
    18,101.88x = 24,982.12 × 10,548.83
  4. Step 4: Simplify right side
    18,101.88x = 263,532,212.56
  5. Step 5: Solve for x
    x = 263,532,212.56/18,101.88
  6. Step 6: Final answer
    x = 14,558.28

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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.