Home / 106,193.55-159,201.04-71,025.87

Finding the Fourth Proportional to 106,193.55, 159,201.04 and 71,025.87

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Solution

The fourth proportional to 106,193.55, 159,201.04 and 71,025.87 is: 106,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,193.55 : 159,201.04 = 71,025.87 : x
  2. Step 2: Convert to fraction form
    106,193.55/159,201.04 = 71,025.87/x
  3. Step 3: Cross multiply
    106,193.55x = 159,201.04 × 71,025.87
  4. Step 4: Simplify right side
    106,193.55x = 11,307,392,061.68
  5. Step 5: Solve for x
    x = 11,307,392,061.68/106,193.55
  6. Step 6: Final answer
    x = 106,479.09

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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.