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Finding the Fourth Proportional to 18,000.60, 24,840.83 and 9,934.75

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Solution

The fourth proportional to 18,000.60, 24,840.83 and 9,934.75 is: 13,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000.60 : 24,840.83 = 9,934.75 : x
  2. Step 2: Convert to fraction form
    18,000.60/24,840.83 = 9,934.75/x
  3. Step 3: Cross multiply
    18,000.60x = 24,840.83 × 9,934.75
  4. Step 4: Simplify right side
    18,000.60x = 246,787,435.85
  5. Step 5: Solve for x
    x = 246,787,435.85/18,000.60
  6. Step 6: Final answer
    x = 13,709.95

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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.