Home / 100,833.23-151,249.89-41,603.80

Finding the Fourth Proportional to 100,833.23, 151,249.89 and 41,603.80

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Solution

The fourth proportional to 100,833.23, 151,249.89 and 41,603.80 is: 62,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,833.23 : 151,249.89 = 41,603.80 : x
  2. Step 2: Convert to fraction form
    100,833.23/151,249.89 = 41,603.80/x
  3. Step 3: Cross multiply
    100,833.23x = 151,249.89 × 41,603.80
  4. Step 4: Simplify right side
    100,833.23x = 6,292,570,173.58
  5. Step 5: Solve for x
    x = 6,292,570,173.58/100,833.23
  6. Step 6: Final answer
    x = 62,405.72

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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.