Home / 200,215.25-276,293.34-109,569.39

Finding the Fourth Proportional to 200,215.25, 276,293.34 and 109,569.39

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Solution

The fourth proportional to 200,215.25, 276,293.34 and 109,569.39 is: 151,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,215.25 : 276,293.34 = 109,569.39 : x
  2. Step 2: Convert to fraction form
    200,215.25/276,293.34 = 109,569.39/x
  3. Step 3: Cross multiply
    200,215.25x = 276,293.34 × 109,569.39
  4. Step 4: Simplify right side
    200,215.25x = 30,273,292,724.86
  5. Step 5: Solve for x
    x = 30,273,292,724.86/200,215.25
  6. Step 6: Final answer
    x = 151,203.73

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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.