Home / 204,206.64-306,043.74-104,282.61

Finding the Fourth Proportional to 204,206.64, 306,043.74 and 104,282.61

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Solution

The fourth proportional to 204,206.64, 306,043.74 and 104,282.61 is: 156,287.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,206.64 : 306,043.74 = 104,282.61 : x
  2. Step 2: Convert to fraction form
    204,206.64/306,043.74 = 104,282.61/x
  3. Step 3: Cross multiply
    204,206.64x = 306,043.74 × 104,282.61
  4. Step 4: Simplify right side
    204,206.64x = 31,915,039,981.36
  5. Step 5: Solve for x
    x = 31,915,039,981.36/204,206.64
  6. Step 6: Final answer
    x = 156,287.96

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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.