Home / 234,885.38-352,340.36-66,418.03

Finding the Fourth Proportional to 234,885.38, 352,340.36 and 66,418.03

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Solution

The fourth proportional to 234,885.38, 352,340.36 and 66,418.03 is: 99,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,885.38 : 352,340.36 = 66,418.03 : x
  2. Step 2: Convert to fraction form
    234,885.38/352,340.36 = 66,418.03/x
  3. Step 3: Cross multiply
    234,885.38x = 352,340.36 × 66,418.03
  4. Step 4: Simplify right side
    234,885.38x = 23,401,750,506.90
  5. Step 5: Solve for x
    x = 23,401,750,506.90/234,885.38
  6. Step 6: Final answer
    x = 99,630.51

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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.