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Finding the Fourth Proportional to 14,996.73, 20,699.50 and 8,624.02

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Solution

The fourth proportional to 14,996.73, 20,699.50 and 8,624.02 is: 11,903.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996.73 : 20,699.50 = 8,624.02 : x
  2. Step 2: Convert to fraction form
    14,996.73/20,699.50 = 8,624.02/x
  3. Step 3: Cross multiply
    14,996.73x = 20,699.50 × 8,624.02
  4. Step 4: Simplify right side
    14,996.73x = 178,512,906.30
  5. Step 5: Solve for x
    x = 178,512,906.30/14,996.73
  6. Step 6: Final answer
    x = 11,903.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.