Home / 204,823.70-307,235.55-110,345.30

Finding the Fourth Proportional to 204,823.70, 307,235.55 and 110,345.30

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Solution

The fourth proportional to 204,823.70, 307,235.55 and 110,345.30 is: 165,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,823.70 : 307,235.55 = 110,345.30 : x
  2. Step 2: Convert to fraction form
    204,823.70/307,235.55 = 110,345.30/x
  3. Step 3: Cross multiply
    204,823.70x = 307,235.55 × 110,345.30
  4. Step 4: Simplify right side
    204,823.70x = 33,901,998,935.42
  5. Step 5: Solve for x
    x = 33,901,998,935.42/204,823.70
  6. Step 6: Final answer
    x = 165,517.95

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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.