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Finding the Fourth Proportional to 29,894.48, 41,250.80 and 17,147.01

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Solution

The fourth proportional to 29,894.48, 41,250.80 and 17,147.01 is: 23,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,894.48 : 41,250.80 = 17,147.01 : x
  2. Step 2: Convert to fraction form
    29,894.48/41,250.80 = 17,147.01/x
  3. Step 3: Cross multiply
    29,894.48x = 41,250.80 × 17,147.01
  4. Step 4: Simplify right side
    29,894.48x = 707,327,845.63
  5. Step 5: Solve for x
    x = 707,327,845.63/29,894.48
  6. Step 6: Final answer
    x = 23,660.81

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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.