Home / 109,090.26-150,546.60-63,772.11

Finding the Fourth Proportional to 109,090.26, 150,546.60 and 63,772.11

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Solution

The fourth proportional to 109,090.26, 150,546.60 and 63,772.11 is: 88,006.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,090.26 : 150,546.60 = 63,772.11 : x
  2. Step 2: Convert to fraction form
    109,090.26/150,546.60 = 63,772.11/x
  3. Step 3: Cross multiply
    109,090.26x = 150,546.60 × 63,772.11
  4. Step 4: Simplify right side
    109,090.26x = 9,600,674,335.33
  5. Step 5: Solve for x
    x = 9,600,674,335.33/109,090.26
  6. Step 6: Final answer
    x = 88,006.71

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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.