Home / 200,322.56-276,434.62-109,661.15

Finding the Fourth Proportional to 200,322.56, 276,434.62 and 109,661.15

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Solution

The fourth proportional to 200,322.56, 276,434.62 and 109,661.15 is: 151,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,322.56 : 276,434.62 = 109,661.15 : x
  2. Step 2: Convert to fraction form
    200,322.56/276,434.62 = 109,661.15/x
  3. Step 3: Cross multiply
    200,322.56x = 276,434.62 × 109,661.15
  4. Step 4: Simplify right side
    200,322.56x = 30,314,138,745.95
  5. Step 5: Solve for x
    x = 30,314,138,745.95/200,322.56
  6. Step 6: Final answer
    x = 151,326.64

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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.