Home / 79,192.80-118,723.44-41,731.92

Finding the Fourth Proportional to 79,192.80, 118,723.44 and 41,731.92

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Solution

The fourth proportional to 79,192.80, 118,723.44 and 41,731.92 is: 62,563.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,192.80 : 118,723.44 = 41,731.92 : x
  2. Step 2: Convert to fraction form
    79,192.80/118,723.44 = 41,731.92/x
  3. Step 3: Cross multiply
    79,192.80x = 118,723.44 × 41,731.92
  4. Step 4: Simplify right side
    79,192.80x = 4,954,557,100.20
  5. Step 5: Solve for x
    x = 4,954,557,100.20/79,192.80
  6. Step 6: Final answer
    x = 62,563.23

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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.