Home / 206,968.06-285,607.92-116,327.80

Finding the Fourth Proportional to 206,968.06, 285,607.92 and 116,327.80

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Solution

The fourth proportional to 206,968.06, 285,607.92 and 116,327.80 is: 160,527.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,968.06 : 285,607.92 = 116,327.80 : x
  2. Step 2: Convert to fraction form
    206,968.06/285,607.92 = 116,327.80/x
  3. Step 3: Cross multiply
    206,968.06x = 285,607.92 × 116,327.80
  4. Step 4: Simplify right side
    206,968.06x = 33,224,140,996.18
  5. Step 5: Solve for x
    x = 33,224,140,996.18/206,968.06
  6. Step 6: Final answer
    x = 160,527.87

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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.