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Finding the Fourth Proportional to 16,600.30, 24,900.35 and 6,739.48

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Solution

The fourth proportional to 16,600.30, 24,900.35 and 6,739.48 is: 10,109.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,600.30 : 24,900.35 = 6,739.48 : x
  2. Step 2: Convert to fraction form
    16,600.30/24,900.35 = 6,739.48/x
  3. Step 3: Cross multiply
    16,600.30x = 24,900.35 × 6,739.48
  4. Step 4: Simplify right side
    16,600.30x = 167,815,377.12
  5. Step 5: Solve for x
    x = 167,815,377.12/16,600.30
  6. Step 6: Final answer
    x = 10,109.18

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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.