Home / 200,125.25-276,170.60-109,483.82

Finding the Fourth Proportional to 200,125.25, 276,170.60 and 109,483.82

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Solution

The fourth proportional to 200,125.25, 276,170.60 and 109,483.82 is: 151,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,125.25 : 276,170.60 = 109,483.82 : x
  2. Step 2: Convert to fraction form
    200,125.25/276,170.60 = 109,483.82/x
  3. Step 3: Cross multiply
    200,125.25x = 276,170.60 × 109,483.82
  4. Step 4: Simplify right side
    200,125.25x = 30,236,210,331.42
  5. Step 5: Solve for x
    x = 30,236,210,331.42/200,125.25
  6. Step 6: Final answer
    x = 151,086.44

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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.