Home / 204,190.64-306,281.64-109,453.04

Finding the Fourth Proportional to 204,190.64, 306,281.64 and 109,453.04

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Solution

The fourth proportional to 204,190.64, 306,281.64 and 109,453.04 is: 164,177.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,190.64 : 306,281.64 = 109,453.04 : x
  2. Step 2: Convert to fraction form
    204,190.64/306,281.64 = 109,453.04/x
  3. Step 3: Cross multiply
    204,190.64x = 306,281.64 × 109,453.04
  4. Step 4: Simplify right side
    204,190.64x = 33,523,456,594.19
  5. Step 5: Solve for x
    x = 33,523,456,594.19/204,190.64
  6. Step 6: Final answer
    x = 164,177.24

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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.