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Finding the Fourth Proportional to 57,093.39, 85,658.99 and 36,009.09

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Solution

The fourth proportional to 57,093.39, 85,658.99 and 36,009.09 is: 54,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,093.39 : 85,658.99 = 36,009.09 : x
  2. Step 2: Convert to fraction form
    57,093.39/85,658.99 = 36,009.09/x
  3. Step 3: Cross multiply
    57,093.39x = 85,658.99 × 36,009.09
  4. Step 4: Simplify right side
    57,093.39x = 3,084,502,100.17
  5. Step 5: Solve for x
    x = 3,084,502,100.17/57,093.39
  6. Step 6: Final answer
    x = 54,025.56

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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.