Home / 178,630.67-269,015.35-162,687.44

Finding the Fourth Proportional to 178,630.67, 269,015.35 and 162,687.44

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Solution

The fourth proportional to 178,630.67, 269,015.35 and 162,687.44 is: 245,005.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,630.67 : 269,015.35 = 162,687.44 : x
  2. Step 2: Convert to fraction form
    178,630.67/269,015.35 = 162,687.44/x
  3. Step 3: Cross multiply
    178,630.67x = 269,015.35 × 162,687.44
  4. Step 4: Simplify right side
    178,630.67x = 43,765,416,860.41
  5. Step 5: Solve for x
    x = 43,765,416,860.41/178,630.67
  6. Step 6: Final answer
    x = 245,005.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.