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Finding the Fourth Proportional to 16,584.88, 24,890.64 and 8,264.56

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Solution

The fourth proportional to 16,584.88, 24,890.64 and 8,264.56 is: 12,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,584.88 : 24,890.64 = 8,264.56 : x
  2. Step 2: Convert to fraction form
    16,584.88/24,890.64 = 8,264.56/x
  3. Step 3: Cross multiply
    16,584.88x = 24,890.64 × 8,264.56
  4. Step 4: Simplify right side
    16,584.88x = 205,710,187.72
  5. Step 5: Solve for x
    x = 205,710,187.72/16,584.88
  6. Step 6: Final answer
    x = 12,403.48

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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.