Home / 106,255.42-159,404.17-30,354.62

Finding the Fourth Proportional to 106,255.42, 159,404.17 and 30,354.62

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Solution

The fourth proportional to 106,255.42, 159,404.17 and 30,354.62 is: 45,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,255.42 : 159,404.17 = 30,354.62 : x
  2. Step 2: Convert to fraction form
    106,255.42/159,404.17 = 30,354.62/x
  3. Step 3: Cross multiply
    106,255.42x = 159,404.17 × 30,354.62
  4. Step 4: Simplify right side
    106,255.42x = 4,838,652,057.97
  5. Step 5: Solve for x
    x = 4,838,652,057.97/106,255.42
  6. Step 6: Final answer
    x = 45,537.93

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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.