Home / 124,640.92-172,004.46-68,052.34

Finding the Fourth Proportional to 124,640.92, 172,004.46 and 68,052.34

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Solution

The fourth proportional to 124,640.92, 172,004.46 and 68,052.34 is: 93,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,640.92 : 172,004.46 = 68,052.34 : x
  2. Step 2: Convert to fraction form
    124,640.92/172,004.46 = 68,052.34/x
  3. Step 3: Cross multiply
    124,640.92x = 172,004.46 × 68,052.34
  4. Step 4: Simplify right side
    124,640.92x = 11,705,305,993.44
  5. Step 5: Solve for x
    x = 11,705,305,993.44/124,640.92
  6. Step 6: Final answer
    x = 93,912.22

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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.