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Finding the Fourth Proportional to 17,358.23, 23,954.31 and 9,400.46

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Solution

The fourth proportional to 17,358.23, 23,954.31 and 9,400.46 is: 12,972.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,358.23 : 23,954.31 = 9,400.46 : x
  2. Step 2: Convert to fraction form
    17,358.23/23,954.31 = 9,400.46/x
  3. Step 3: Cross multiply
    17,358.23x = 23,954.31 × 9,400.46
  4. Step 4: Simplify right side
    17,358.23x = 225,181,413.21
  5. Step 5: Solve for x
    x = 225,181,413.21/17,358.23
  6. Step 6: Final answer
    x = 12,972.61

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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.