Home / 200,212.36-276,293.07-109,568.32

Finding the Fourth Proportional to 200,212.36, 276,293.07 and 109,568.32

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Solution

The fourth proportional to 200,212.36, 276,293.07 and 109,568.32 is: 151,204.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,212.36 : 276,293.07 = 109,568.32 : x
  2. Step 2: Convert to fraction form
    200,212.36/276,293.07 = 109,568.32/x
  3. Step 3: Cross multiply
    200,212.36x = 276,293.07 × 109,568.32
  4. Step 4: Simplify right side
    200,212.36x = 30,272,967,507.54
  5. Step 5: Solve for x
    x = 30,272,967,507.54/200,212.36
  6. Step 6: Final answer
    x = 151,204.29

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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.