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Finding the Fourth Proportional to 29,682.72, 44,524.80 and 9,961.92

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Solution

The fourth proportional to 29,682.72, 44,524.80 and 9,961.92 is: 14,943.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,682.72 : 44,524.80 = 9,961.92 : x
  2. Step 2: Convert to fraction form
    29,682.72/44,524.80 = 9,961.92/x
  3. Step 3: Cross multiply
    29,682.72x = 44,524.80 × 9,961.92
  4. Step 4: Simplify right side
    29,682.72x = 443,552,495.62
  5. Step 5: Solve for x
    x = 443,552,495.62/29,682.72
  6. Step 6: Final answer
    x = 14,943.12

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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.