Home / 51,201.38-76,763.12-27,795.62

Finding the Fourth Proportional to 51,201.38, 76,763.12 and 27,795.62

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Solution

The fourth proportional to 51,201.38, 76,763.12 and 27,795.62 is: 41,672.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,201.38 : 76,763.12 = 27,795.62 : x
  2. Step 2: Convert to fraction form
    51,201.38/76,763.12 = 27,795.62/x
  3. Step 3: Cross multiply
    51,201.38x = 76,763.12 × 27,795.62
  4. Step 4: Simplify right side
    51,201.38x = 2,133,677,990.74
  5. Step 5: Solve for x
    x = 2,133,677,990.74/51,201.38
  6. Step 6: Final answer
    x = 41,672.28

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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.