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Finding the Fourth Proportional to 23,203.80, 32,021.32 and 12,593.43

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Solution

The fourth proportional to 23,203.80, 32,021.32 and 12,593.43 is: 17,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,203.80 : 32,021.32 = 12,593.43 : x
  2. Step 2: Convert to fraction form
    23,203.80/32,021.32 = 12,593.43/x
  3. Step 3: Cross multiply
    23,203.80x = 32,021.32 × 12,593.43
  4. Step 4: Simplify right side
    23,203.80x = 403,258,251.93
  5. Step 5: Solve for x
    x = 403,258,251.93/23,203.80
  6. Step 6: Final answer
    x = 17,378.97

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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.