Home / 133,101.24-199,661.43-41,908.80

Finding the Fourth Proportional to 133,101.24, 199,661.43 and 41,908.80

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Solution

The fourth proportional to 133,101.24, 199,661.43 and 41,908.80 is: 62,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,101.24 : 199,661.43 = 41,908.80 : x
  2. Step 2: Convert to fraction form
    133,101.24/199,661.43 = 41,908.80/x
  3. Step 3: Cross multiply
    133,101.24x = 199,661.43 × 41,908.80
  4. Step 4: Simplify right side
    133,101.24x = 8,367,570,937.58
  5. Step 5: Solve for x
    x = 8,367,570,937.58/133,101.24
  6. Step 6: Final answer
    x = 62,866.21

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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.