Home / 200,231.10-276,306.93-109,569.06

Finding the Fourth Proportional to 200,231.10, 276,306.93 and 109,569.06

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Solution

The fourth proportional to 200,231.10, 276,306.93 and 109,569.06 is: 151,198.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,231.10 : 276,306.93 = 109,569.06 : x
  2. Step 2: Convert to fraction form
    200,231.10/276,306.93 = 109,569.06/x
  3. Step 3: Cross multiply
    200,231.10x = 276,306.93 × 109,569.06
  4. Step 4: Simplify right side
    200,231.10x = 30,274,690,591.59
  5. Step 5: Solve for x
    x = 30,274,690,591.59/200,231.10
  6. Step 6: Final answer
    x = 151,198.74

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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.