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Finding the Fourth Proportional to 16,245.99, 24,368.86 and 6,628.83

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Solution

The fourth proportional to 16,245.99, 24,368.86 and 6,628.83 is: 9,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,245.99 : 24,368.86 = 6,628.83 : x
  2. Step 2: Convert to fraction form
    16,245.99/24,368.86 = 6,628.83/x
  3. Step 3: Cross multiply
    16,245.99x = 24,368.86 × 6,628.83
  4. Step 4: Simplify right side
    16,245.99x = 161,536,947.14
  5. Step 5: Solve for x
    x = 161,536,947.14/16,245.99
  6. Step 6: Final answer
    x = 9,943.19

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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.