Home / 199,014.50-274,636.08-108,371.58

Finding the Fourth Proportional to 199,014.50, 274,636.08 and 108,371.58

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Solution

The fourth proportional to 199,014.50, 274,636.08 and 108,371.58 is: 149,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,014.50 : 274,636.08 = 108,371.58 : x
  2. Step 2: Convert to fraction form
    199,014.50/274,636.08 = 108,371.58/x
  3. Step 3: Cross multiply
    199,014.50x = 274,636.08 × 108,371.58
  4. Step 4: Simplify right side
    199,014.50x = 29,762,745,914.61
  5. Step 5: Solve for x
    x = 29,762,745,914.61/199,014.50
  6. Step 6: Final answer
    x = 149,550.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.