Home / 100,836.07-151,218.84-29,739.85

Finding the Fourth Proportional to 100,836.07, 151,218.84 and 29,739.85

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Solution

The fourth proportional to 100,836.07, 151,218.84 and 29,739.85 is: 44,599.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,836.07 : 151,218.84 = 29,739.85 : x
  2. Step 2: Convert to fraction form
    100,836.07/151,218.84 = 29,739.85/x
  3. Step 3: Cross multiply
    100,836.07x = 151,218.84 × 29,739.85
  4. Step 4: Simplify right side
    100,836.07x = 4,497,224,862.68
  5. Step 5: Solve for x
    x = 4,497,224,862.68/100,836.07
  6. Step 6: Final answer
    x = 44,599.37

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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.