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Finding the Fourth Proportional to 18,524.13, 25,563.03 and 10,566.48

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Solution

The fourth proportional to 18,524.13, 25,563.03 and 10,566.48 is: 14,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.13 : 25,563.03 = 10,566.48 : x
  2. Step 2: Convert to fraction form
    18,524.13/25,563.03 = 10,566.48/x
  3. Step 3: Cross multiply
    18,524.13x = 25,563.03 × 10,566.48
  4. Step 4: Simplify right side
    18,524.13x = 270,111,245.23
  5. Step 5: Solve for x
    x = 270,111,245.23/18,524.13
  6. Step 6: Final answer
    x = 14,581.59

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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.