Home / 200,326.09-276,449.98-109,682.04

Finding the Fourth Proportional to 200,326.09, 276,449.98 and 109,682.04

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Solution

The fourth proportional to 200,326.09, 276,449.98 and 109,682.04 is: 151,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,326.09 : 276,449.98 = 109,682.04 : x
  2. Step 2: Convert to fraction form
    200,326.09/276,449.98 = 109,682.04/x
  3. Step 3: Cross multiply
    200,326.09x = 276,449.98 × 109,682.04
  4. Step 4: Simplify right side
    200,326.09x = 30,321,596,325.99
  5. Step 5: Solve for x
    x = 30,321,596,325.99/200,326.09
  6. Step 6: Final answer
    x = 151,361.20

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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.