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Finding the Fourth Proportional to 16,793.70, 25,202.70 and 9,390.30

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Solution

The fourth proportional to 16,793.70, 25,202.70 and 9,390.30 is: 14,092.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,793.70 : 25,202.70 = 9,390.30 : x
  2. Step 2: Convert to fraction form
    16,793.70/25,202.70 = 9,390.30/x
  3. Step 3: Cross multiply
    16,793.70x = 25,202.70 × 9,390.30
  4. Step 4: Simplify right side
    16,793.70x = 236,660,913.81
  5. Step 5: Solve for x
    x = 236,660,913.81/16,793.70
  6. Step 6: Final answer
    x = 14,092.24

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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.