Home / 226,874.60-339,966.30-191,623.40

Finding the Fourth Proportional to 226,874.60, 339,966.30 and 191,623.40

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Solution

The fourth proportional to 226,874.60, 339,966.30 and 191,623.40 is: 287,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,874.60 : 339,966.30 = 191,623.40 : x
  2. Step 2: Convert to fraction form
    226,874.60/339,966.30 = 191,623.40/x
  3. Step 3: Cross multiply
    226,874.60x = 339,966.30 × 191,623.40
  4. Step 4: Simplify right side
    226,874.60x = 65,145,498,291.42
  5. Step 5: Solve for x
    x = 65,145,498,291.42/226,874.60
  6. Step 6: Final answer
    x = 287,143.20

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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.