Home / 263,072.61-362,954.12-160,991.62

Finding the Fourth Proportional to 263,072.61, 362,954.12 and 160,991.62

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Solution

The fourth proportional to 263,072.61, 362,954.12 and 160,991.62 is: 222,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,072.61 : 362,954.12 = 160,991.62 : x
  2. Step 2: Convert to fraction form
    263,072.61/362,954.12 = 160,991.62/x
  3. Step 3: Cross multiply
    263,072.61x = 362,954.12 × 160,991.62
  4. Step 4: Simplify right side
    263,072.61x = 58,432,570,052.13
  5. Step 5: Solve for x
    x = 58,432,570,052.13/263,072.61
  6. Step 6: Final answer
    x = 222,115.75

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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.