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Finding the Fourth Proportional to 22,394.96, 30,904.26 and 12,323.14

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Solution

The fourth proportional to 22,394.96, 30,904.26 and 12,323.14 is: 17,005.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,394.96 : 30,904.26 = 12,323.14 : x
  2. Step 2: Convert to fraction form
    22,394.96/30,904.26 = 12,323.14/x
  3. Step 3: Cross multiply
    22,394.96x = 30,904.26 × 12,323.14
  4. Step 4: Simplify right side
    22,394.96x = 380,837,564.14
  5. Step 5: Solve for x
    x = 380,837,564.14/22,394.96
  6. Step 6: Final answer
    x = 17,005.50

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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.