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Finding the Fourth Proportional to 17,364.80, 23,973.08 and 10,992.42

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Solution

The fourth proportional to 17,364.80, 23,973.08 and 10,992.42 is: 15,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,364.80 : 23,973.08 = 10,992.42 : x
  2. Step 2: Convert to fraction form
    17,364.80/23,973.08 = 10,992.42/x
  3. Step 3: Cross multiply
    17,364.80x = 23,973.08 × 10,992.42
  4. Step 4: Simplify right side
    17,364.80x = 263,522,109.09
  5. Step 5: Solve for x
    x = 263,522,109.09/17,364.80
  6. Step 6: Final answer
    x = 15,175.65

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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.