Home / 200,175.30-276,239.57-109,530.23

Finding the Fourth Proportional to 200,175.30, 276,239.57 and 109,530.23

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Solution

The fourth proportional to 200,175.30, 276,239.57 and 109,530.23 is: 151,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,175.30 : 276,239.57 = 109,530.23 : x
  2. Step 2: Convert to fraction form
    200,175.30/276,239.57 = 109,530.23/x
  3. Step 3: Cross multiply
    200,175.30x = 276,239.57 × 109,530.23
  4. Step 4: Simplify right side
    200,175.30x = 30,256,581,708.35
  5. Step 5: Solve for x
    x = 30,256,581,708.35/200,175.30
  6. Step 6: Final answer
    x = 151,150.43

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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.