Home / 170,160.56-255,083.10-75,340.22

Finding the Fourth Proportional to 170,160.56, 255,083.10 and 75,340.22

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Solution

The fourth proportional to 170,160.56, 255,083.10 and 75,340.22 is: 112,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,160.56 : 255,083.10 = 75,340.22 : x
  2. Step 2: Convert to fraction form
    170,160.56/255,083.10 = 75,340.22/x
  3. Step 3: Cross multiply
    170,160.56x = 255,083.10 × 75,340.22
  4. Step 4: Simplify right side
    170,160.56x = 19,218,016,872.28
  5. Step 5: Solve for x
    x = 19,218,016,872.28/170,160.56
  6. Step 6: Final answer
    x = 112,940.49

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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.