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Finding the Fourth Proportional to 29,969.63, 41,358.25 and 16,540.92

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Solution

The fourth proportional to 29,969.63, 41,358.25 and 16,540.92 is: 22,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,969.63 : 41,358.25 = 16,540.92 : x
  2. Step 2: Convert to fraction form
    29,969.63/41,358.25 = 16,540.92/x
  3. Step 3: Cross multiply
    29,969.63x = 41,358.25 × 16,540.92
  4. Step 4: Simplify right side
    29,969.63x = 684,103,215.09
  5. Step 5: Solve for x
    x = 684,103,215.09/29,969.63
  6. Step 6: Final answer
    x = 22,826.55

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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.