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Finding the Fourth Proportional to 16,601.95, 24,901.84 and 6,742.09

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Solution

The fourth proportional to 16,601.95, 24,901.84 and 6,742.09 is: 10,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,601.95 : 24,901.84 = 6,742.09 : x
  2. Step 2: Convert to fraction form
    16,601.95/24,901.84 = 6,742.09/x
  3. Step 3: Cross multiply
    16,601.95x = 24,901.84 × 6,742.09
  4. Step 4: Simplify right side
    16,601.95x = 167,890,446.45
  5. Step 5: Solve for x
    x = 167,890,446.45/16,601.95
  6. Step 6: Final answer
    x = 10,112.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.