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Finding the Fourth Proportional to 17,047.80, 25,540.02 and 9,263.16

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Solution

The fourth proportional to 17,047.80, 25,540.02 and 9,263.16 is: 13,877.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.80 : 25,540.02 = 9,263.16 : x
  2. Step 2: Convert to fraction form
    17,047.80/25,540.02 = 9,263.16/x
  3. Step 3: Cross multiply
    17,047.80x = 25,540.02 × 9,263.16
  4. Step 4: Simplify right side
    17,047.80x = 236,581,291.66
  5. Step 5: Solve for x
    x = 236,581,291.66/17,047.80
  6. Step 6: Final answer
    x = 13,877.53

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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.