Home / 204,044.06-306,065.69-54,284.51

Finding the Fourth Proportional to 204,044.06, 306,065.69 and 54,284.51

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Solution

The fourth proportional to 204,044.06, 306,065.69 and 54,284.51 is: 81,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,044.06 : 306,065.69 = 54,284.51 : x
  2. Step 2: Convert to fraction form
    204,044.06/306,065.69 = 54,284.51/x
  3. Step 3: Cross multiply
    204,044.06x = 306,065.69 × 54,284.51
  4. Step 4: Simplify right side
    204,044.06x = 16,614,624,207.71
  5. Step 5: Solve for x
    x = 16,614,624,207.71/204,044.06
  6. Step 6: Final answer
    x = 81,426.65

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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.