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Finding the Fourth Proportional to 16,513.60, 24,770.12 and 6,652.63

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Solution

The fourth proportional to 16,513.60, 24,770.12 and 6,652.63 is: 9,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513.60 : 24,770.12 = 6,652.63 : x
  2. Step 2: Convert to fraction form
    16,513.60/24,770.12 = 6,652.63/x
  3. Step 3: Cross multiply
    16,513.60x = 24,770.12 × 6,652.63
  4. Step 4: Simplify right side
    16,513.60x = 164,786,443.42
  5. Step 5: Solve for x
    x = 164,786,443.42/16,513.60
  6. Step 6: Final answer
    x = 9,978.83

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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.