Home / 106,861.29-160,232.76-43,725.75

Finding the Fourth Proportional to 106,861.29, 160,232.76 and 43,725.75

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Solution

The fourth proportional to 106,861.29, 160,232.76 and 43,725.75 is: 65,564.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,861.29 : 160,232.76 = 43,725.75 : x
  2. Step 2: Convert to fraction form
    106,861.29/160,232.76 = 43,725.75/x
  3. Step 3: Cross multiply
    106,861.29x = 160,232.76 × 43,725.75
  4. Step 4: Simplify right side
    106,861.29x = 7,006,297,605.57
  5. Step 5: Solve for x
    x = 7,006,297,605.57/106,861.29
  6. Step 6: Final answer
    x = 65,564.41

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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.