Home / 203,983.77-281,416.97-117,926.92

Finding the Fourth Proportional to 203,983.77, 281,416.97 and 117,926.92

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Solution

The fourth proportional to 203,983.77, 281,416.97 and 117,926.92 is: 162,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,983.77 : 281,416.97 = 117,926.92 : x
  2. Step 2: Convert to fraction form
    203,983.77/281,416.97 = 117,926.92/x
  3. Step 3: Cross multiply
    203,983.77x = 281,416.97 × 117,926.92
  4. Step 4: Simplify right side
    203,983.77x = 33,186,634,511.11
  5. Step 5: Solve for x
    x = 33,186,634,511.11/203,983.77
  6. Step 6: Final answer
    x = 162,692.52

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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.