Home / 204,221.80-281,809.75-113,577.94

Finding the Fourth Proportional to 204,221.80, 281,809.75 and 113,577.94

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Solution

The fourth proportional to 204,221.80, 281,809.75 and 113,577.94 is: 156,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,221.80 : 281,809.75 = 113,577.94 : x
  2. Step 2: Convert to fraction form
    204,221.80/281,809.75 = 113,577.94/x
  3. Step 3: Cross multiply
    204,221.80x = 281,809.75 × 113,577.94
  4. Step 4: Simplify right side
    204,221.80x = 32,007,370,876.92
  5. Step 5: Solve for x
    x = 32,007,370,876.92/204,221.80
  6. Step 6: Final answer
    x = 156,728.47

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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.