Home / 120,258.56-180,382.44-41,373.20

Finding the Fourth Proportional to 120,258.56, 180,382.44 and 41,373.20

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Solution

The fourth proportional to 120,258.56, 180,382.44 and 41,373.20 is: 62,057.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,258.56 : 180,382.44 = 41,373.20 : x
  2. Step 2: Convert to fraction form
    120,258.56/180,382.44 = 41,373.20/x
  3. Step 3: Cross multiply
    120,258.56x = 180,382.44 × 41,373.20
  4. Step 4: Simplify right side
    120,258.56x = 7,462,998,766.61
  5. Step 5: Solve for x
    x = 7,462,998,766.61/120,258.56
  6. Step 6: Final answer
    x = 62,057.94

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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.