Home / 200,179.55-276,245.43-109,534.48

Finding the Fourth Proportional to 200,179.55, 276,245.43 and 109,534.48

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Solution

The fourth proportional to 200,179.55, 276,245.43 and 109,534.48 is: 151,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,179.55 : 276,245.43 = 109,534.48 : x
  2. Step 2: Convert to fraction form
    200,179.55/276,245.43 = 109,534.48/x
  3. Step 3: Cross multiply
    200,179.55x = 276,245.43 × 109,534.48
  4. Step 4: Simplify right side
    200,179.55x = 30,258,399,527.43
  5. Step 5: Solve for x
    x = 30,258,399,527.43/200,179.55
  6. Step 6: Final answer
    x = 151,156.30

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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.