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Finding the Fourth Proportional to 17,029.56, 25,539.48 and 7,167

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Solution

The fourth proportional to 17,029.56, 25,539.48 and 7,167 is: 10,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,029.56 : 25,539.48 = 7,167 : x
  2. Step 2: Convert to fraction form
    17,029.56/25,539.48 = 7,167/x
  3. Step 3: Cross multiply
    17,029.56x = 25,539.48 × 7,167
  4. Step 4: Simplify right side
    17,029.56x = 183,041,453.16
  5. Step 5: Solve for x
    x = 183,041,453.16/17,029.56
  6. Step 6: Final answer
    x = 10,748.45

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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.