Home / 123,344.20-185,453.70-104,098.60

Finding the Fourth Proportional to 123,344.20, 185,453.70 and 104,098.60

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Solution

The fourth proportional to 123,344.20, 185,453.70 and 104,098.60 is: 156,517.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,344.20 : 185,453.70 = 104,098.60 : x
  2. Step 2: Convert to fraction form
    123,344.20/185,453.70 = 104,098.60/x
  3. Step 3: Cross multiply
    123,344.20x = 185,453.70 × 104,098.60
  4. Step 4: Simplify right side
    123,344.20x = 19,305,470,534.82
  5. Step 5: Solve for x
    x = 19,305,470,534.82/123,344.20
  6. Step 6: Final answer
    x = 156,517.05

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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.