Home / 199,010.51-274,630.56-108,367.56

Finding the Fourth Proportional to 199,010.51, 274,630.56 and 108,367.56

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Solution

The fourth proportional to 199,010.51, 274,630.56 and 108,367.56 is: 149,545.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,010.51 : 274,630.56 = 108,367.56 : x
  2. Step 2: Convert to fraction form
    199,010.51/274,630.56 = 108,367.56/x
  3. Step 3: Cross multiply
    199,010.51x = 274,630.56 × 108,367.56
  4. Step 4: Simplify right side
    199,010.51x = 29,761,043,688.63
  5. Step 5: Solve for x
    x = 29,761,043,688.63/199,010.51
  6. Step 6: Final answer
    x = 149,545.09

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1.5x scale

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.