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Finding the Fourth Proportional to 16,793.47, 25,194.42 and 4,947.63

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Solution

The fourth proportional to 16,793.47, 25,194.42 and 4,947.63 is: 7,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,793.47 : 25,194.42 = 4,947.63 : x
  2. Step 2: Convert to fraction form
    16,793.47/25,194.42 = 4,947.63/x
  3. Step 3: Cross multiply
    16,793.47x = 25,194.42 × 4,947.63
  4. Step 4: Simplify right side
    16,793.47x = 124,652,668.22
  5. Step 5: Solve for x
    x = 124,652,668.22/16,793.47
  6. Step 6: Final answer
    x = 7,422.69

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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.