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Finding the Fourth Proportional to 16,388.68, 24,582.48 and 8,996.62

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Solution

The fourth proportional to 16,388.68, 24,582.48 and 8,996.62 is: 13,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.68 : 24,582.48 = 8,996.62 : x
  2. Step 2: Convert to fraction form
    16,388.68/24,582.48 = 8,996.62/x
  3. Step 3: Cross multiply
    16,388.68x = 24,582.48 × 8,996.62
  4. Step 4: Simplify right side
    16,388.68x = 221,159,231.22
  5. Step 5: Solve for x
    x = 221,159,231.22/16,388.68
  6. Step 6: Final answer
    x = 13,494.63

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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.