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Finding the Fourth Proportional to 16,794.88, 23,176.96 and 9,342.88

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Solution

The fourth proportional to 16,794.88, 23,176.96 and 9,342.88 is: 12,893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794.88 : 23,176.96 = 9,342.88 : x
  2. Step 2: Convert to fraction form
    16,794.88/23,176.96 = 9,342.88/x
  3. Step 3: Cross multiply
    16,794.88x = 23,176.96 × 9,342.88
  4. Step 4: Simplify right side
    16,794.88x = 216,539,556.04
  5. Step 5: Solve for x
    x = 216,539,556.04/16,794.88
  6. Step 6: Final answer
    x = 12,893.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.