Home / 227,563.29-313,972.61-136,873.89

Finding the Fourth Proportional to 227,563.29, 313,972.61 and 136,873.89

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Solution

The fourth proportional to 227,563.29, 313,972.61 and 136,873.89 is: 188,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,563.29 : 313,972.61 = 136,873.89 : x
  2. Step 2: Convert to fraction form
    227,563.29/313,972.61 = 136,873.89/x
  3. Step 3: Cross multiply
    227,563.29x = 313,972.61 × 136,873.89
  4. Step 4: Simplify right side
    227,563.29x = 42,974,651,799.78
  5. Step 5: Solve for x
    x = 42,974,651,799.78/227,563.29
  6. Step 6: Final answer
    x = 188,847.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.