Home / 200,139.12-276,185.88-119,548.44

Finding the Fourth Proportional to 200,139.12, 276,185.88 and 119,548.44

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Solution

The fourth proportional to 200,139.12, 276,185.88 and 119,548.44 is: 164,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,139.12 : 276,185.88 = 119,548.44 : x
  2. Step 2: Convert to fraction form
    200,139.12/276,185.88 = 119,548.44/x
  3. Step 3: Cross multiply
    200,139.12x = 276,185.88 × 119,548.44
  4. Step 4: Simplify right side
    200,139.12x = 33,017,591,104.03
  5. Step 5: Solve for x
    x = 33,017,591,104.03/200,139.12
  6. Step 6: Final answer
    x = 164,973.20

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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.