Home / 204,150.92-306,288.68-104,381.19

Finding the Fourth Proportional to 204,150.92, 306,288.68 and 104,381.19

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Solution

The fourth proportional to 204,150.92, 306,288.68 and 104,381.19 is: 156,603.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,150.92 : 306,288.68 = 104,381.19 : x
  2. Step 2: Convert to fraction form
    204,150.92/306,288.68 = 104,381.19/x
  3. Step 3: Cross multiply
    204,150.92x = 306,288.68 × 104,381.19
  4. Step 4: Simplify right side
    204,150.92x = 31,970,776,380.02
  5. Step 5: Solve for x
    x = 31,970,776,380.02/204,150.92
  6. Step 6: Final answer
    x = 156,603.64

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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.