Home / 170,257.96-234,849.52-122,435.56

Finding the Fourth Proportional to 170,257.96, 234,849.52 and 122,435.56

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Solution

The fourth proportional to 170,257.96, 234,849.52 and 122,435.56 is: 168,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,257.96 : 234,849.52 = 122,435.56 : x
  2. Step 2: Convert to fraction form
    170,257.96/234,849.52 = 122,435.56/x
  3. Step 3: Cross multiply
    170,257.96x = 234,849.52 × 122,435.56
  4. Step 4: Simplify right side
    170,257.96x = 28,753,932,496.93
  5. Step 5: Solve for x
    x = 28,753,932,496.93/170,257.96
  6. Step 6: Final answer
    x = 168,884.51

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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.