Home / 200,199.27-276,274.92-109,555.23

Finding the Fourth Proportional to 200,199.27, 276,274.92 and 109,555.23

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Solution

The fourth proportional to 200,199.27, 276,274.92 and 109,555.23 is: 151,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,199.27 : 276,274.92 = 109,555.23 : x
  2. Step 2: Convert to fraction form
    200,199.27/276,274.92 = 109,555.23/x
  3. Step 3: Cross multiply
    200,199.27x = 276,274.92 × 109,555.23
  4. Step 4: Simplify right side
    200,199.27x = 30,267,362,403.83
  5. Step 5: Solve for x
    x = 30,267,362,403.83/200,199.27
  6. Step 6: Final answer
    x = 151,186.18

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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.