Home / 199,839.71-299,761.94-55,736.77

Finding the Fourth Proportional to 199,839.71, 299,761.94 and 55,736.77

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Solution

The fourth proportional to 199,839.71, 299,761.94 and 55,736.77 is: 83,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,839.71 : 299,761.94 = 55,736.77 : x
  2. Step 2: Convert to fraction form
    199,839.71/299,761.94 = 55,736.77/x
  3. Step 3: Cross multiply
    199,839.71x = 299,761.94 × 55,736.77
  4. Step 4: Simplify right side
    199,839.71x = 16,707,762,609.57
  5. Step 5: Solve for x
    x = 16,707,762,609.57/199,839.71
  6. Step 6: Final answer
    x = 83,605.82

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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.