Home / 120,291.36-180,449.16-41,395.20

Finding the Fourth Proportional to 120,291.36, 180,449.16 and 41,395.20

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Solution

The fourth proportional to 120,291.36, 180,449.16 and 41,395.20 is: 62,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,291.36 : 180,449.16 = 41,395.20 : x
  2. Step 2: Convert to fraction form
    120,291.36/180,449.16 = 41,395.20/x
  3. Step 3: Cross multiply
    120,291.36x = 180,449.16 × 41,395.20
  4. Step 4: Simplify right side
    120,291.36x = 7,469,729,068.03
  5. Step 5: Solve for x
    x = 7,469,729,068.03/120,291.36
  6. Step 6: Final answer
    x = 62,096.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.