Home / 206,928.44-285,552.04-120,895.40

Finding the Fourth Proportional to 206,928.44, 285,552.04 and 120,895.40

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Solution

The fourth proportional to 206,928.44, 285,552.04 and 120,895.40 is: 166,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,928.44 : 285,552.04 = 120,895.40 : x
  2. Step 2: Convert to fraction form
    206,928.44/285,552.04 = 120,895.40/x
  3. Step 3: Cross multiply
    206,928.44x = 285,552.04 × 120,895.40
  4. Step 4: Simplify right side
    206,928.44x = 34,521,928,096.62
  5. Step 5: Solve for x
    x = 34,521,928,096.62/206,928.44
  6. Step 6: Final answer
    x = 166,830.27

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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.