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Finding the Fourth Proportional to 15,593.72, 23,400.06 and 8,203.46

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Solution

The fourth proportional to 15,593.72, 23,400.06 and 8,203.46 is: 12,310.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.72 : 23,400.06 = 8,203.46 : x
  2. Step 2: Convert to fraction form
    15,593.72/23,400.06 = 8,203.46/x
  3. Step 3: Cross multiply
    15,593.72x = 23,400.06 × 8,203.46
  4. Step 4: Simplify right side
    15,593.72x = 191,961,456.21
  5. Step 5: Solve for x
    x = 191,961,456.21/15,593.72
  6. Step 6: Final answer
    x = 12,310.18

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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.