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Finding the Fourth Proportional to 29,969.48, 41,536.46 and 29,408.98

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Solution

The fourth proportional to 29,969.48, 41,536.46 and 29,408.98 is: 40,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,969.48 : 41,536.46 = 29,408.98 : x
  2. Step 2: Convert to fraction form
    29,969.48/41,536.46 = 29,408.98/x
  3. Step 3: Cross multiply
    29,969.48x = 41,536.46 × 29,408.98
  4. Step 4: Simplify right side
    29,969.48x = 1,221,544,921.41
  5. Step 5: Solve for x
    x = 1,221,544,921.41/29,969.48
  6. Step 6: Final answer
    x = 40,759.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.