Home / 106,174.94-159,289.97-39,615.57

Finding the Fourth Proportional to 106,174.94, 159,289.97 and 39,615.57

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Solution

The fourth proportional to 106,174.94, 159,289.97 and 39,615.57 is: 59,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,174.94 : 159,289.97 = 39,615.57 : x
  2. Step 2: Convert to fraction form
    106,174.94/159,289.97 = 39,615.57/x
  3. Step 3: Cross multiply
    106,174.94x = 159,289.97 × 39,615.57
  4. Step 4: Simplify right side
    106,174.94x = 6,310,362,758.76
  5. Step 5: Solve for x
    x = 6,310,362,758.76/106,174.94
  6. Step 6: Final answer
    x = 59,433.64

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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.