Home / 170,844.06-256,120.23-120,766.62

Finding the Fourth Proportional to 170,844.06, 256,120.23 and 120,766.62

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Solution

The fourth proportional to 170,844.06, 256,120.23 and 120,766.62 is: 181,046.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,844.06 : 256,120.23 = 120,766.62 : x
  2. Step 2: Convert to fraction form
    170,844.06/256,120.23 = 120,766.62/x
  3. Step 3: Cross multiply
    170,844.06x = 256,120.23 × 120,766.62
  4. Step 4: Simplify right side
    170,844.06x = 30,930,774,490.72
  5. Step 5: Solve for x
    x = 30,930,774,490.72/170,844.06
  6. Step 6: Final answer
    x = 181,046.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.