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Finding the Fourth Proportional to 27,353.97, 40,976.23 and 21,741.11

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Solution

The fourth proportional to 27,353.97, 40,976.23 and 21,741.11 is: 32,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,353.97 : 40,976.23 = 21,741.11 : x
  2. Step 2: Convert to fraction form
    27,353.97/40,976.23 = 21,741.11/x
  3. Step 3: Cross multiply
    27,353.97x = 40,976.23 × 21,741.11
  4. Step 4: Simplify right side
    27,353.97x = 890,868,723.82
  5. Step 5: Solve for x
    x = 890,868,723.82/27,353.97
  6. Step 6: Final answer
    x = 32,568.17

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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.