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Finding the Fourth Proportional to 57,313.27, 85,858.07 and 37,531.86

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Solution

The fourth proportional to 57,313.27, 85,858.07 and 37,531.86 is: 56,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,313.27 : 85,858.07 = 37,531.86 : x
  2. Step 2: Convert to fraction form
    57,313.27/85,858.07 = 37,531.86/x
  3. Step 3: Cross multiply
    57,313.27x = 85,858.07 × 37,531.86
  4. Step 4: Simplify right side
    57,313.27x = 3,222,413,063.11
  5. Step 5: Solve for x
    x = 3,222,413,063.11/57,313.27
  6. Step 6: Final answer
    x = 56,224.55

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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.