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Finding the Fourth Proportional to 16,800.36, 25,182.09 and 6,934.29

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Solution

The fourth proportional to 16,800.36, 25,182.09 and 6,934.29 is: 10,393.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.36 : 25,182.09 = 6,934.29 : x
  2. Step 2: Convert to fraction form
    16,800.36/25,182.09 = 6,934.29/x
  3. Step 3: Cross multiply
    16,800.36x = 25,182.09 × 6,934.29
  4. Step 4: Simplify right side
    16,800.36x = 174,619,914.87
  5. Step 5: Solve for x
    x = 174,619,914.87/16,800.36
  6. Step 6: Final answer
    x = 10,393.82

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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.