Home / 41,308.72-61,971.88-11,735.60

Finding the Fourth Proportional to 41,308.72, 61,971.88 and 11,735.60

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Solution

The fourth proportional to 41,308.72, 61,971.88 and 11,735.60 is: 17,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,308.72 : 61,971.88 = 11,735.60 : x
  2. Step 2: Convert to fraction form
    41,308.72/61,971.88 = 11,735.60/x
  3. Step 3: Cross multiply
    41,308.72x = 61,971.88 × 11,735.60
  4. Step 4: Simplify right side
    41,308.72x = 727,277,194.93
  5. Step 5: Solve for x
    x = 727,277,194.93/41,308.72
  6. Step 6: Final answer
    x = 17,605.90

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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.