Home / 234,309.90-351,257.49-109,617.42

Finding the Fourth Proportional to 234,309.90, 351,257.49 and 109,617.42

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Solution

The fourth proportional to 234,309.90, 351,257.49 and 109,617.42 is: 164,329.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,309.90 : 351,257.49 = 109,617.42 : x
  2. Step 2: Convert to fraction form
    234,309.90/351,257.49 = 109,617.42/x
  3. Step 3: Cross multiply
    234,309.90x = 351,257.49 × 109,617.42
  4. Step 4: Simplify right side
    234,309.90x = 38,503,939,809.48
  5. Step 5: Solve for x
    x = 38,503,939,809.48/234,309.90
  6. Step 6: Final answer
    x = 164,329.12

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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.