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Finding the Fourth Proportional to 16,551.20, 24,827.52 and 8,235.20

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Solution

The fourth proportional to 16,551.20, 24,827.52 and 8,235.20 is: 12,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,551.20 : 24,827.52 = 8,235.20 : x
  2. Step 2: Convert to fraction form
    16,551.20/24,827.52 = 8,235.20/x
  3. Step 3: Cross multiply
    16,551.20x = 24,827.52 × 8,235.20
  4. Step 4: Simplify right side
    16,551.20x = 204,459,592.70
  5. Step 5: Solve for x
    x = 204,459,592.70/16,551.20
  6. Step 6: Final answer
    x = 12,353.16

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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.