Home / 109,481.22-151,087.82-63,537.33

Finding the Fourth Proportional to 109,481.22, 151,087.82 and 63,537.33

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Solution

The fourth proportional to 109,481.22, 151,087.82 and 63,537.33 is: 87,683.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,481.22 : 151,087.82 = 63,537.33 : x
  2. Step 2: Convert to fraction form
    109,481.22/151,087.82 = 63,537.33/x
  3. Step 3: Cross multiply
    109,481.22x = 151,087.82 × 63,537.33
  4. Step 4: Simplify right side
    109,481.22x = 9,599,716,360.63
  5. Step 5: Solve for x
    x = 9,599,716,360.63/109,481.22
  6. Step 6: Final answer
    x = 87,683.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.