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Finding the Fourth Proportional to 32,553.91, 44,917.09 and 19,813.69

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Solution

The fourth proportional to 32,553.91, 44,917.09 and 19,813.69 is: 27,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,553.91 : 44,917.09 = 19,813.69 : x
  2. Step 2: Convert to fraction form
    32,553.91/44,917.09 = 19,813.69/x
  3. Step 3: Cross multiply
    32,553.91x = 44,917.09 × 19,813.69
  4. Step 4: Simplify right side
    32,553.91x = 889,973,296.96
  5. Step 5: Solve for x
    x = 889,973,296.96/32,553.91
  6. Step 6: Final answer
    x = 27,338.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.