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Finding the Fourth Proportional to 16,793.58, 25,191.09 and 5,107.02

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Solution

The fourth proportional to 16,793.58, 25,191.09 and 5,107.02 is: 7,660.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,793.58 : 25,191.09 = 5,107.02 : x
  2. Step 2: Convert to fraction form
    16,793.58/25,191.09 = 5,107.02/x
  3. Step 3: Cross multiply
    16,793.58x = 25,191.09 × 5,107.02
  4. Step 4: Simplify right side
    16,793.58x = 128,651,400.45
  5. Step 5: Solve for x
    x = 128,651,400.45/16,793.58
  6. Step 6: Final answer
    x = 7,660.75

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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.