Home / 170,886.09-256,183.73-104,372.88

Finding the Fourth Proportional to 170,886.09, 256,183.73 and 104,372.88

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Solution

The fourth proportional to 170,886.09, 256,183.73 and 104,372.88 is: 156,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,886.09 : 256,183.73 = 104,372.88 : x
  2. Step 2: Convert to fraction form
    170,886.09/256,183.73 = 104,372.88/x
  3. Step 3: Cross multiply
    170,886.09x = 256,183.73 × 104,372.88
  4. Step 4: Simplify right side
    170,886.09x = 26,738,633,187.38
  5. Step 5: Solve for x
    x = 26,738,633,187.38/170,886.09
  6. Step 6: Final answer
    x = 156,470.51

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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.