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Finding the Fourth Proportional to 16,827.32, 25,246.82 and 7,473.92

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Solution

The fourth proportional to 16,827.32, 25,246.82 and 7,473.92 is: 11,213.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.32 : 25,246.82 = 7,473.92 : x
  2. Step 2: Convert to fraction form
    16,827.32/25,246.82 = 7,473.92/x
  3. Step 3: Cross multiply
    16,827.32x = 25,246.82 × 7,473.92
  4. Step 4: Simplify right side
    16,827.32x = 188,692,605.39
  5. Step 5: Solve for x
    x = 188,692,605.39/16,827.32
  6. Step 6: Final answer
    x = 11,213.47

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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.