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Finding the Fourth Proportional to 16,552.79, 24,826.05 and 8,646.78

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Solution

The fourth proportional to 16,552.79, 24,826.05 and 8,646.78 is: 12,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,552.79 : 24,826.05 = 8,646.78 : x
  2. Step 2: Convert to fraction form
    16,552.79/24,826.05 = 8,646.78/x
  3. Step 3: Cross multiply
    16,552.79x = 24,826.05 × 8,646.78
  4. Step 4: Simplify right side
    16,552.79x = 214,665,392.62
  5. Step 5: Solve for x
    x = 214,665,392.62/16,552.79
  6. Step 6: Final answer
    x = 12,968.53

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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.