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Finding the Fourth Proportional to 57,888, 79,885.44 and 32,736.96

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Solution

The fourth proportional to 57,888, 79,885.44 and 32,736.96 is: 45,177.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,888 : 79,885.44 = 32,736.96 : x
  2. Step 2: Convert to fraction form
    57,888/79,885.44 = 32,736.96/x
  3. Step 3: Cross multiply
    57,888x = 79,885.44 × 32,736.96
  4. Step 4: Simplify right side
    57,888x = 2,615,206,453.86
  5. Step 5: Solve for x
    x = 2,615,206,453.86/57,888
  6. Step 6: Final answer
    x = 45,177.00

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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.