Home / 33,240.11-45,871.62-18,132.89

Finding the Fourth Proportional to 33,240.11, 45,871.62 and 18,132.89

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Solution

The fourth proportional to 33,240.11, 45,871.62 and 18,132.89 is: 25,023.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,240.11 : 45,871.62 = 18,132.89 : x
  2. Step 2: Convert to fraction form
    33,240.11/45,871.62 = 18,132.89/x
  3. Step 3: Cross multiply
    33,240.11x = 45,871.62 × 18,132.89
  4. Step 4: Simplify right side
    33,240.11x = 831,785,039.58
  5. Step 5: Solve for x
    x = 831,785,039.58/33,240.11
  6. Step 6: Final answer
    x = 25,023.53

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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.