Home / 106,467.17-159,673.48-31,569.80

Finding the Fourth Proportional to 106,467.17, 159,673.48 and 31,569.80

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Solution

The fourth proportional to 106,467.17, 159,673.48 and 31,569.80 is: 47,346.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,467.17 : 159,673.48 = 31,569.80 : x
  2. Step 2: Convert to fraction form
    106,467.17/159,673.48 = 31,569.80/x
  3. Step 3: Cross multiply
    106,467.17x = 159,673.48 × 31,569.80
  4. Step 4: Simplify right side
    106,467.17x = 5,040,858,951.61
  5. Step 5: Solve for x
    x = 5,040,858,951.61/106,467.17
  6. Step 6: Final answer
    x = 47,346.61

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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.