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Finding the Fourth Proportional to 29,489.97, 44,234.69 and 11,955.63

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Solution

The fourth proportional to 29,489.97, 44,234.69 and 11,955.63 is: 17,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,489.97 : 44,234.69 = 11,955.63 : x
  2. Step 2: Convert to fraction form
    29,489.97/44,234.69 = 11,955.63/x
  3. Step 3: Cross multiply
    29,489.97x = 44,234.69 × 11,955.63
  4. Step 4: Simplify right side
    29,489.97x = 528,853,527.03
  5. Step 5: Solve for x
    x = 528,853,527.03/29,489.97
  6. Step 6: Final answer
    x = 17,933.34

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Double scale
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Similar ratio
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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.