Home / 204,265.43-306,398.18-54,506.25

Finding the Fourth Proportional to 204,265.43, 306,398.18 and 54,506.25

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Solution

The fourth proportional to 204,265.43, 306,398.18 and 54,506.25 is: 81,759.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,265.43 : 306,398.18 = 54,506.25 : x
  2. Step 2: Convert to fraction form
    204,265.43/306,398.18 = 54,506.25/x
  3. Step 3: Cross multiply
    204,265.43x = 306,398.18 × 54,506.25
  4. Step 4: Simplify right side
    204,265.43x = 16,700,615,798.63
  5. Step 5: Solve for x
    x = 16,700,615,798.63/204,265.43
  6. Step 6: Final answer
    x = 81,759.38

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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.