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Finding the Fourth Proportional to 17,803.63, 24,540.73 and 14,020.80

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Solution

The fourth proportional to 17,803.63, 24,540.73 and 14,020.80 is: 19,326.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.63 : 24,540.73 = 14,020.80 : x
  2. Step 2: Convert to fraction form
    17,803.63/24,540.73 = 14,020.80/x
  3. Step 3: Cross multiply
    17,803.63x = 24,540.73 × 14,020.80
  4. Step 4: Simplify right side
    17,803.63x = 344,080,667.18
  5. Step 5: Solve for x
    x = 344,080,667.18/17,803.63
  6. Step 6: Final answer
    x = 19,326.43

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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.