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Finding the Fourth Proportional to 64,313.40, 88,757.19 and 38,826.03

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Solution

The fourth proportional to 64,313.40, 88,757.19 and 38,826.03 is: 53,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,313.40 : 88,757.19 = 38,826.03 : x
  2. Step 2: Convert to fraction form
    64,313.40/88,757.19 = 38,826.03/x
  3. Step 3: Cross multiply
    64,313.40x = 88,757.19 × 38,826.03
  4. Step 4: Simplify right side
    64,313.40x = 3,446,089,321.66
  5. Step 5: Solve for x
    x = 3,446,089,321.66/64,313.40
  6. Step 6: Final answer
    x = 53,582.76

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