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Finding the Fourth Proportional to 16,230.43, 24,345.39 and 8,328.39

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Solution

The fourth proportional to 16,230.43, 24,345.39 and 8,328.39 is: 12,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,230.43 : 24,345.39 = 8,328.39 : x
  2. Step 2: Convert to fraction form
    16,230.43/24,345.39 = 8,328.39/x
  3. Step 3: Cross multiply
    16,230.43x = 24,345.39 × 8,328.39
  4. Step 4: Simplify right side
    16,230.43x = 202,757,780.90
  5. Step 5: Solve for x
    x = 202,757,780.90/16,230.43
  6. Step 6: Final answer
    x = 12,492.45

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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.