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Finding the Fourth Proportional to 17,018.34, 25,534.89 and 7,160.10

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Solution

The fourth proportional to 17,018.34, 25,534.89 and 7,160.10 is: 10,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,018.34 : 25,534.89 = 7,160.10 : x
  2. Step 2: Convert to fraction form
    17,018.34/25,534.89 = 7,160.10/x
  3. Step 3: Cross multiply
    17,018.34x = 25,534.89 × 7,160.10
  4. Step 4: Simplify right side
    17,018.34x = 182,832,365.89
  5. Step 5: Solve for x
    x = 182,832,365.89/17,018.34
  6. Step 6: Final answer
    x = 10,743.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.