Home / 57,914-79,921.32-32,762.96

Finding the Fourth Proportional to 57,914, 79,921.32 and 32,762.96

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Solution

The fourth proportional to 57,914, 79,921.32 and 32,762.96 is: 45,212.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,914 : 79,921.32 = 32,762.96 : x
  2. Step 2: Convert to fraction form
    57,914/79,921.32 = 32,762.96/x
  3. Step 3: Cross multiply
    57,914x = 79,921.32 × 32,762.96
  4. Step 4: Simplify right side
    57,914x = 2,618,459,010.31
  5. Step 5: Solve for x
    x = 2,618,459,010.31/57,914
  6. Step 6: Final answer
    x = 45,212.88

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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.