Home / 199,039.26-274,674.16-109,615.26

Finding the Fourth Proportional to 199,039.26, 274,674.16 and 109,615.26

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Solution

The fourth proportional to 199,039.26, 274,674.16 and 109,615.26 is: 151,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,039.26 : 274,674.16 = 109,615.26 : x
  2. Step 2: Convert to fraction form
    199,039.26/274,674.16 = 109,615.26/x
  3. Step 3: Cross multiply
    199,039.26x = 274,674.16 × 109,615.26
  4. Step 4: Simplify right side
    199,039.26x = 30,108,479,463.68
  5. Step 5: Solve for x
    x = 30,108,479,463.68/199,039.26
  6. Step 6: Final answer
    x = 151,269.05

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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.