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Finding the Fourth Proportional to 18,550.20, 25,599.60 and 10,593.30

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Solution

The fourth proportional to 18,550.20, 25,599.60 and 10,593.30 is: 14,618.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.20 : 25,599.60 = 10,593.30 : x
  2. Step 2: Convert to fraction form
    18,550.20/25,599.60 = 10,593.30/x
  3. Step 3: Cross multiply
    18,550.20x = 25,599.60 × 10,593.30
  4. Step 4: Simplify right side
    18,550.20x = 271,184,242.68
  5. Step 5: Solve for x
    x = 271,184,242.68/18,550.20
  6. Step 6: Final answer
    x = 14,618.94

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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.