Home / 106,099.41-159,171.45-31,213.29

Finding the Fourth Proportional to 106,099.41, 159,171.45 and 31,213.29

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Solution

The fourth proportional to 106,099.41, 159,171.45 and 31,213.29 is: 46,826.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,099.41 : 159,171.45 = 31,213.29 : x
  2. Step 2: Convert to fraction form
    106,099.41/159,171.45 = 31,213.29/x
  3. Step 3: Cross multiply
    106,099.41x = 159,171.45 × 31,213.29
  4. Step 4: Simplify right side
    106,099.41x = 4,968,264,628.57
  5. Step 5: Solve for x
    x = 4,968,264,628.57/106,099.41
  6. Step 6: Final answer
    x = 46,826.51

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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.