Home / 231,306.48-346,996.41-81,592.56

Finding the Fourth Proportional to 231,306.48, 346,996.41 and 81,592.56

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Solution

The fourth proportional to 231,306.48, 346,996.41 and 81,592.56 is: 122,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,306.48 : 346,996.41 = 81,592.56 : x
  2. Step 2: Convert to fraction form
    231,306.48/346,996.41 = 81,592.56/x
  3. Step 3: Cross multiply
    231,306.48x = 346,996.41 × 81,592.56
  4. Step 4: Simplify right side
    231,306.48x = 28,312,325,402.71
  5. Step 5: Solve for x
    x = 28,312,325,402.71/231,306.48
  6. Step 6: Final answer
    x = 122,401.78

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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.