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Finding the Fourth Proportional to 23,991.34, 35,969.24 and 11,499.47

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Solution

The fourth proportional to 23,991.34, 35,969.24 and 11,499.47 is: 17,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.34 : 35,969.24 = 11,499.47 : x
  2. Step 2: Convert to fraction form
    23,991.34/35,969.24 = 11,499.47/x
  3. Step 3: Cross multiply
    23,991.34x = 35,969.24 × 11,499.47
  4. Step 4: Simplify right side
    23,991.34x = 413,627,228.73
  5. Step 5: Solve for x
    x = 413,627,228.73/23,991.34
  6. Step 6: Final answer
    x = 17,240.69

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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.