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Finding the Fourth Proportional to 17,553, 26,334.06 and 5,241

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Solution

The fourth proportional to 17,553, 26,334.06 and 5,241 is: 7,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,553 : 26,334.06 = 5,241 : x
  2. Step 2: Convert to fraction form
    17,553/26,334.06 = 5,241/x
  3. Step 3: Cross multiply
    17,553x = 26,334.06 × 5,241
  4. Step 4: Simplify right side
    17,553x = 138,016,808.46
  5. Step 5: Solve for x
    x = 138,016,808.46/17,553
  6. Step 6: Final answer
    x = 7,862.86

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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.