Home / 200,272.25-276,375.98-124,820.75

Finding the Fourth Proportional to 200,272.25, 276,375.98 and 124,820.75

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Solution

The fourth proportional to 200,272.25, 276,375.98 and 124,820.75 is: 172,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,272.25 : 276,375.98 = 124,820.75 : x
  2. Step 2: Convert to fraction form
    200,272.25/276,375.98 = 124,820.75/x
  3. Step 3: Cross multiply
    200,272.25x = 276,375.98 × 124,820.75
  4. Step 4: Simplify right side
    200,272.25x = 34,497,457,105.59
  5. Step 5: Solve for x
    x = 34,497,457,105.59/200,272.25
  6. Step 6: Final answer
    x = 172,252.81

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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.