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Finding the Fourth Proportional to 27,401.31, 41,101.02 and 11,601.99

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Solution

The fourth proportional to 27,401.31, 41,101.02 and 11,601.99 is: 17,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,401.31 : 41,101.02 = 11,601.99 : x
  2. Step 2: Convert to fraction form
    27,401.31/41,101.02 = 11,601.99/x
  3. Step 3: Cross multiply
    27,401.31x = 41,101.02 × 11,601.99
  4. Step 4: Simplify right side
    27,401.31x = 476,853,623.03
  5. Step 5: Solve for x
    x = 476,853,623.03/27,401.31
  6. Step 6: Final answer
    x = 17,402.58

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1.5x scale

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.