Home / 99,772.58-149,687.44-33,256.19

Finding the Fourth Proportional to 99,772.58, 149,687.44 and 33,256.19

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Solution

The fourth proportional to 99,772.58, 149,687.44 and 33,256.19 is: 49,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,772.58 : 149,687.44 = 33,256.19 : x
  2. Step 2: Convert to fraction form
    99,772.58/149,687.44 = 33,256.19/x
  3. Step 3: Cross multiply
    99,772.58x = 149,687.44 × 33,256.19
  4. Step 4: Simplify right side
    99,772.58x = 4,978,034,236.33
  5. Step 5: Solve for x
    x = 4,978,034,236.33/99,772.58
  6. Step 6: Final answer
    x = 49,893.81

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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.