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Finding the Fourth Proportional to 18,104.18, 24,983.03 and 10,550.72

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Solution

The fourth proportional to 18,104.18, 24,983.03 and 10,550.72 is: 14,559.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.18 : 24,983.03 = 10,550.72 : x
  2. Step 2: Convert to fraction form
    18,104.18/24,983.03 = 10,550.72/x
  3. Step 3: Cross multiply
    18,104.18x = 24,983.03 × 10,550.72
  4. Step 4: Simplify right side
    18,104.18x = 263,589,043.12
  5. Step 5: Solve for x
    x = 263,589,043.12/18,104.18
  6. Step 6: Final answer
    x = 14,559.57

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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.