Home / 204,293.60-306,345.71-76,175.49

Finding the Fourth Proportional to 204,293.60, 306,345.71 and 76,175.49

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Solution

The fourth proportional to 204,293.60, 306,345.71 and 76,175.49 is: 114,227.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,293.60 : 306,345.71 = 76,175.49 : x
  2. Step 2: Convert to fraction form
    204,293.60/306,345.71 = 76,175.49/x
  3. Step 3: Cross multiply
    204,293.60x = 306,345.71 × 76,175.49
  4. Step 4: Simplify right side
    204,293.60x = 23,336,034,187.77
  5. Step 5: Solve for x
    x = 23,336,034,187.77/204,293.60
  6. Step 6: Final answer
    x = 114,227.93

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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.