Home / 106,345.44-159,469.20-36,205.92

Finding the Fourth Proportional to 106,345.44, 159,469.20 and 36,205.92

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Solution

The fourth proportional to 106,345.44, 159,469.20 and 36,205.92 is: 54,292.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,345.44 : 159,469.20 = 36,205.92 : x
  2. Step 2: Convert to fraction form
    106,345.44/159,469.20 = 36,205.92/x
  3. Step 3: Cross multiply
    106,345.44x = 159,469.20 × 36,205.92
  4. Step 4: Simplify right side
    106,345.44x = 5,773,729,097.66
  5. Step 5: Solve for x
    x = 5,773,729,097.66/106,345.44
  6. Step 6: Final answer
    x = 54,292.21

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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.