Home / 226,463.04-339,694.56-86,145.12

Finding the Fourth Proportional to 226,463.04, 339,694.56 and 86,145.12

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Solution

The fourth proportional to 226,463.04, 339,694.56 and 86,145.12 is: 129,217.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,463.04 : 339,694.56 = 86,145.12 : x
  2. Step 2: Convert to fraction form
    226,463.04/339,694.56 = 86,145.12/x
  3. Step 3: Cross multiply
    226,463.04x = 339,694.56 × 86,145.12
  4. Step 4: Simplify right side
    226,463.04x = 29,263,028,634.55
  5. Step 5: Solve for x
    x = 29,263,028,634.55/226,463.04
  6. Step 6: Final answer
    x = 129,217.68

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1.5x scale

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.