Home / 200,405.28-276,562.44-109,759.62

Finding the Fourth Proportional to 200,405.28, 276,562.44 and 109,759.62

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Solution

The fourth proportional to 200,405.28, 276,562.44 and 109,759.62 is: 151,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,405.28 : 276,562.44 = 109,759.62 : x
  2. Step 2: Convert to fraction form
    200,405.28/276,562.44 = 109,759.62/x
  3. Step 3: Cross multiply
    200,405.28x = 276,562.44 × 109,759.62
  4. Step 4: Simplify right side
    200,405.28x = 30,355,388,320.67
  5. Step 5: Solve for x
    x = 30,355,388,320.67/200,405.28
  6. Step 6: Final answer
    x = 151,470.00

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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.